Methods: Data were from the 2005-2008 National Surveys of Dru

\n\nMethods: Data were from the 2005-2008 National Surveys of Drug Use and Health (NSDUH). Past-year substance use disorders, major depression, and treatment use were assessed by audio computer-assisted self-interviewing.\n\nResults: About 17% of adolescents with opioid dependence (n = 434) and 16% of those with opioid abuse

(n = 355) used any substance abuse treatment in the past www.selleckchem.com/products/shp099-dihydrochloride.html year compared with 9% of subthreshold users, i.e., adolescents who reported 1-2 prescription opioid dependence criteria but no abuse criteria (n = 999). Only 4.2% of adolescents with opioid dependence, 0.5% of those with abuse, and 0.6% of subthreshold users reported a perceived need for treatment of nonmedical opioid use. Self-help groups and outpatient rehabilitation were the most commonly used sources of treatment. Few black adolescents used treatment (medical settings, 3.3%; self-help groups, 1.7%) or reported a need for treatment (1.8%). Talking to parents/guardians about dangers of substance use increased the odds of treatment use. Barriers to treatment use included “wasn’t ready to stop substance use,” “didn’t want others to find out,” and “could handle the problem without treatment.”\n\nConclusions: Adolescents with prescription selleck opioid use disorders markedly underutilize treatment. Non-financial barriers are pervasive, including stigma and a lack of perceived treatment need. (C) 2011 Elsevier Ltd. All rights

reserved.”
“A hybrid magnetic bearing system was designed for a rotary centrifugal blood pump being developed to provide long-term circulatory support for heart failure patients. This design consists of two compact bearings to suspend the rotor in five degrees-of-freedom with single axis active control. Permanent magnets are used to provide passive GSK1838705A radial support and electromagnets to maintain axial stability of the rotor. Characteristics of the passive radial and active thrust magnetic bearing system were evaluated by the electromagnetic finite element analysis. A proportional-integral-derivative

controller with force balance algorithm was implemented for closed loop control of the magnetic thrust bearing. The control position is continuously adjusted based on the electrical energy in the bearing coils, and thus passive magnetic forces carry static thrust loads to minimize the bearing current. Performance of the magnetic bearing system with associated control algorithm was evaluated at different operating conditions. The bearing current was significantly reduced with the force balance control method and the power consumption was below 0.5 W under various thrust loads. The bearing parameters predicted by the analysis were validated by the experimental data. ASAIO Journal 2009; 55:340-347.”
“Activity-guided fractionation of an ethanol-soluble extract of the leaves of Swietenia, macrophylla King Meliaceae, led to several fractions.

(C) 2014 The Authors Published by Elsevier Inc “
“Gametogen

(C) 2014 The Authors. Published by Elsevier Inc.”
“Gametogenesis

is the process by which sperm or ova are produced in the gonads. It is governed by a tightly controlled series of gene expression events, with some common and others distinct for males and females. Nucleocytoplasmic transport is of central importance to the fidelity of gene regulation that is required to achieve the precisely regulated germ cell differentiation essential for fertility. Ricolinostat purchase In this review we discuss the physiological importance for gamete formation of the molecules involved in classical nucleocytoplasmic protein transport, including importins/karyopherins, Ran and nucleoporins. To address what functions/factors are conserved or specialized for these developmental processes between species, we compare knowledge from mice, flies and worms. The present analysis provides evidence of the necessity for and specificity of each nuclear transport factor and for nucleoporins during germ cell differentiation. This article is part of a Special Issue entitled: Nuclear Transport and RNA Processing. AZD1390 (C) 2012 Elsevier

B.V. All rights reserved.”
“Elevated expression of insulin-like growth factor-II (IGF-II) is frequently observed in a variety of human malignancies, including breast, colon, and liver cancer. As IGF-II can deliver a mitogenic signal through both IGF-IR and an alternately spliced form of the insulin receptor (IR-A), neutralizing the biological activity of this growth factor directly is a potential alternative option to IGF-IR-directed agents. Using a Fab-displaying phage library and a biotinylated precursor form of IGF-II (1-104 amino acids) as a target, we isolated Fabs specific for the E-domain

COOH-terminal extension form of IGF-II and for mature IGF-II. One LEE011 solubility dmso of these Fabs that bound to both forms of IGF-II was reformatted into a full-length IgG, expressed, purified, and subjected to further analysis. This antibody (DX-2647) displayed a very high affinity for IGF-II/IGF-IIE (K(D) value of 49 and 10 pmol/L, respectively) compared with IGF-I (similar to 10 nmol/L) and blocked binding of IGF-II to IGF-IR, IR-A, a panel of insulin-like growth factor-binding proteins, and the mannose-6-phosphate receptor. A crystal complex of the parental Fab of DX-2647 bound to IGF-II was resolved to 2.2 angstrom. DX-2647 inhibited IGF-II and, to a lesser extent, IGF-I-induced receptor tyrosine phosphorylation, cellular proliferation, and both anchorage-dependent and anchorage-independent colony formation in various cell lines. In addition, DX-2647 slowed tumor progression in the Hep3B xenograft model, causing decreased tumoral CD31 staining as well as reduced IGF-IIE and IGF-IR phosphorylation levels.

Darkening effects

could not be observed for these systems

Darkening effects

could not be observed for these systems, and partially light brightening of the tissue was observed. Advantageous colors were suggested to be pink and yellow.”
“Introduction: Extracellular matrix changes occur in many heart valve pathologies. For example, Cyclosporin A myxomatous mitral valves are reported to contain excess proteoglycans and hyaluronan. However, it is unknown which specific proteoglycans are altered in myxomatous valves. Because proteoglycans perform varied functions in connective tissues, this study was designed to identify and localize three matrix-associated proteoglycans, as well as hyaluronan and the hyaluronan receptor for endocytosis, within myxomatous and normal mitral valves. Methods: Human mitral posterior leaflets 5-Fluoracil price (control, n=6-9;

myxomatous, n=14-21; mean age, 61 years for all groups) were histochemically stained for proteoglycan core proteins, hyaluronan, and the hyaluronan receptor for endocytosis. Stain intensity was semiquantitatively graded to determine differences in marker abundance between normal and myxomatous valves. The proteoglycans were localized to different regions of the leaflet by correspondence to parallel Movat-stained sections. Results: The proteoglycans decorin, biglycan, and versican were more abundant in myxomatous valves than in normal controls (P<.03). There was a gender effect on proteoglycan presence, but no age-related trends were observed. Hyaluronan and the hyaluronan Selleck LB-100 receptor for endocytosis were distributed throughout all valves. There was no significant difference in hyaluronan between groups, but expression of the hyaluronan receptor for endocytosis was reduced in myxomatous valves compared to normal controls (P<.002). Conclusion:

Excess decorin, biglycan, and versican may be associated with the remodeling of other matrix components in myxomatous mitral valves. Decreased expression of the hyaluronan receptor for endocytosis in myxomatous valves suggests that hyaluronan metabolism could be altered in myxomatous mitral valve disease. These findings contribute towards elucidating the pathogenesis of myxomatous mural valve disease and developing potential new therapies. (C) 2009 Elsevier Inc. All rights reserved.”
“Comprehensive management of rheumatoid arthritis (RA) requires regular monitoring of disease activity, functional status, and structural damage to facilitate optimal patient outcomes. Tight control strategies have been successfully used in other diseases including diabetes and hypertension. Tight control requires frequent disease activity measurements in order to tailor treatment for individual patients, resulting in improved patient outcomes. Current monitoring measures used in clinical practice are largely driven by subjective evaluation of signs and symptoms, which are critical but limited by assessor variability and may not reflect true biological change in a timely manner.


“Systemic


“Systemic selleck inhibitor therapy for advanced non-small cell lung cancer (NSCLC) has evolved over the last two decades, with modest improvements in quality of life and overall survival. A plateau has been reached with traditional chemotherapy, and efforts are now being directed at developing molecularly targeted agents. To date, three such agents have been found to improve overall survival in advanced NSCLC. Erlotinib, a small-molecule inhibitor of the epidermal growth factor receptor, was approved by the US FDA in 2004 as second- or third-line treatment for advanced NSCLC. Bevacizumab, all antibody to vascular

endothelial growth factor, a key mediator of angiogenesis, received approval in 2006), after a randomized trial reported a median survival of 1 year when bevacizumab was added to first-line chemotherapy. More recently, cetuximab, an antibody to the epidermal growth factor receptor, was found to improve outcome when added to chemotherapy, check details and FDA approval is anticipated. Several additional agents are currently being evaluated in randomized trials, with encouraging results from early studies. These and other studies are prospectively

investigating predictive clinical and molecular characteristics, with the ultimate goal of individualizing therapy in advanced NSCLC.”
“Systemic inflammation may mediate the association between chronic obstructive pulmonary disease (COPD) and extrapulmonary comorbidities. We measured PHA-848125 concentration high-sensitivity C-reactive protein (hs-CRP) in COPD and quantified

the effect modification by body weight change and sex.\n\nUsing data from the Swiss study on Air Pollution and Lung Diseases in Adults (SAPALDIA; n=5,479) with measurements of forced expiratory volume in 1 s (FEV1), body weight and hs-CRP, we examined the association of hs-CRP and categories of body weight change (lost weight and weight gained 0-5%, 5-9%, 9-14% and >14%) with fast FEV1 decline.\n\nhs-CRP was elevated both in association with fast FEV1 decline and body weight gain. Subjects with fast FEV1 decline and weight gain (>14%) had higher hs-CRP (2.0 mg.L(-1) for females versus 1.6 mg.L(-1) for males). After adjustment for age, smoking, physical activity, hormonal therapy and diabetes, elevated hs-CRP (>3 mg) was found to be more likely in subjects with fast FEV1 decline (ORmales 1.38, ORfemales 1.42) and in those with weight gain >14% (ORmales 2.04, ORfemales 4.51).\n\nThe association of weight gain and fast FEV1 decline predicts a higher level of systemic inflammation. Since the effect of weight gain on systemic inflammation is larger in females than in males, weight gain may be a risk factor for extrapulmonary comorbidities in females with COPD.”
“The use of evidence has become a force in American medicine to improve the quality of health care.

Methods/design: The prospective, multi-center, controlled, no

\n\nMethods/design: The prospective, multi-center, controlled, non-blinded, randomized, investigator initiated phase II/III ADAPT trial has an innovative “umbrella” protocol design. The “umbrella” is common for all patients, consisting of dynamic testing of early therapy response. ADAPT will recruit 4,936 patients according to their respective breast cancer subtype in four distinct sub-trials at 80 trial sites in Germany; 4,000 patients with hormone receptor positive (HR+) and HER2 negative disease will be included

in the ADAPT HR+/HER2-sub-trial, where treatment decision is based on risk assessment and therapy response to induction therapy, and 380 patients will be included in ADAPT HER2+/HR+. A further 220 patients will be included in ADAPT HER2+/HR- and 336 patients will be recruited for ADAPT Triple Negative. These three sub-trials focus on Bcl2 inhibitor identification of early surrogate markers for therapy success in the neoadjuvant setting. Patients will be allocated to the respective sub-trial according to the result of their diagnostic core biopsy, as reported by local/central pathology for HR and HER2 status.\n\nDiscussion: Recent trials, such as the GeparTrio, have shown that response-guided therapy using clinical response may improve outcome. For chemotherapy or HER2-targeted treatment, pathologic complete response in a neoadjuvant setting is an excellent predictor

of outcome. For endocrine therapy, response to short induction treatment – as defined by decrease in tumor cell proliferation – strongly correlates with outcome. ADAPT now aims to combine static prognostic and dynamic predictive markers, focusing IGF-1R inhibitor not Cilengitide solubility dmso just on single therapeutic targets, but also on general markers of proliferation

and cell death. Biomarker analysis will help to optimize selection of subtype-specific treatment.\n\nTrial registration: ClinicalTrials.gov: ADAPT Umbrella: NCT01781338; ADAPT HR+/HER2-: NCT01779206; ADAPT HER2+/HR+: NCT01745965; ADAPT HER2+/HR-: NCT01817452; ADAPT TN: NCT01815242.”
“A community based study was conducted with women employees in a private sector office of Delhi. A total of 106 women who volunteered to participate in the study were trained in the technique of breast self-examination (BSE) with the help of a lecture, video, demonstration of the technique on breast model by the investigator followed by feedback demonstration by the technique participants. Susequently, short text meassges (SMS) were sent according to the last menstrual period (LMP) information collected. Women who did not menstruate were sent reminders on the first of every month. Statistical analysis was done using epinfo software. All the 106 participants owned a personal mobile number, while 89% had a private connection of cell phone and 11% had a connection provided by a government agency. Some 76 (71.7%) of the women had a regular menstrual period, 11 (10.

The syndrome of inappropriate ADH secretion (SIADH) is the most f

The syndrome of inappropriate ADH secretion (SIADH) is the most frequent cause of hyponatremia. Hyponatremia secondary to SIADH may result for instance from ectopic release of ADH in lung cancer, from

diseases affecting the central nervous system, from pneumonia or other pneumopathies or as a side-effect of various drugs In SIADH, hyponatremia results from a pure disorder of water handling by the kidney, whereas external sodium balance is usually well regulated. Despite increased total body water, only minor changes of urine output and modest oedema are usually seen. Neurological impairment may range from subclinical to www.selleckchem.com/products/dinaciclib-sch727965.html life-threatening, depending on the degree and mostly on the rate of serum sodium reduction. The management of hyponatremia secondary to SIADH is largely dependent on the symptomatology of the patient. This review briefly summarizes the main aspects related to hyponatremia selleck chemicals llc and then discusses the available treatment options for the management of SIADH, including vaptans, which are vasopressin receptor antagonists targeted for the correction of euvolemic hyponatremia, such as that observed in SIADH.”
“Introduction: Wet

or exudative age-related macular degeneration (AMD) is the leading cause of blindness in the United States for individuals over the age of 65 years. Wet AMD is characterized by the formation of choroidal neovascularization, which can

lead to edema, hemorrhage and scarring of the macula. This leads to metamorphopsia and vision loss. Without treatment, the loss of vision is permanent. The current gold standard treatment of wet AMD consists of intravitreal injections of anti-vascular endothelial growth factor (VEGF) medications. Areas covered: Numerous new therapies in the drug pipeline aim at addressing limitations of current treatments. Future therapies involve novel compounds that attack different parts of the VEGF cascade, novel delivery systems aimed at reducing the frequency mTOR inhibitor of intraocular injections, combination therapies and the use of radiation in conjunction with intravitreal therapies. Expert opinion: Limitations of current treatments include the need for repeated injections, the high financial costs and treatment burdens of repeated injections, the risk of adverse ocular and systemic adverse events, and the inability to completely reverse the disease process of wet AMD. There are many new therapies and approaches in the pipeline which hold promise for improving the treatment of wet AMD.

Results: Ethnomedicinal uses of Warburgia species have been r

\n\nResults: Ethnomedicinal uses of Warburgia species have been recorded from east, central and southern Africa for 30 human and 7 animal ailments. Warburgia species are used to treat gastrointestinal disorders, cold, cough and sore throat; fever or malaria, respiratory and odontological ailments. Warburgia species are rich in drimane and colorotane sesquiterpenoides, and other compounds. The extracts of Warburgia, particularly those from stem bark and leaves, exhibited a wide range of pharmacological effects, including antibacterial, antifungal, antimycobacterial, antioxidant, anti-inflammatory,

antifeedant, antiplasmodial, antileishmanial, anthelmintic, cytotoxic and molluscicidal activities.\n\nConclusion: Pharmacological results have validated the use of this genus in traditional medicine. Further investigations are needed to explore the bioactive compounds responsible for the in vitro Selleckchem Cilengitide and in vivo pharmacological effects and their mode of action.”
“Objective Helicobacter pylori infection is the most important risk factor for gastric cancer,

but no association with cardia cancer has been recognized. However, a heterogeneous distribution of etiologically distinct types of cardia cancer may contribute to explain conflicting findings between studies selleck compound in high-and low-risk settings. We aimed to quantify the association between H. pylori infection and gastric cardia cancer through meta-analysis, and to provide an explanation for the expected heterogeneity of results.\n\nMethods We systematically reviewed published studies addressing the association between H. pylori infection and gastric cardia cancer (up to June 2009), and extracted relative risk (RR)

estimates for the association with cardia and non-cardia cancers. Summary RR estimates and 95% confidence intervals (95% CI) were computed using random-effects models. Subgroup analyses were conducted, namely according to gastric cancer risk settings.\n\nResults Thirty-four Selleck Ruboxistaurin articles were considered for meta-analysis. For cardia cancer, summary RR was 1.08 (95% CI 0.83-1.40; I(2) = 52.8%), higher in high-risk (RR = 1.98; 95% CI 1.38-2.83; I(2) = 18.4%) than in low-risk settings (RR = 0.78; 95% CI 0.63-0.97; I(2) = 11.6%). For noncardia cancer, RR estimates were similar in high( RR = 3.02; 95% CI 1.92-4.74; I(2) = 90.7%) and low-risk settings (RR = 2.56; 95% CI 1.99-3.29; I(2) = 46.6%). These observations were consistent across different inclusion criteria and when accounting for the virulence of the infecting strains.\n\nConclusions In high-risk settings, a positive association between H. pylori infection and gastric cancer was observed both for cardia and non-cardia cancers. The results support the hypothesis of a heterogeneous distribution of etiologically distinct types of cardia cancer.

For example, computational analysis of aggregated data on molecul

For example, computational analysis of aggregated data on molecules that are investigated in drug discovery programmes has led to a greater understanding of the properties of successful drugs. However, the information required to perform these analyses high throughput screening assay is rarely published, and when it is made available it is often missing crucial data or is in a format that is inappropriate for efficient data-mining. Here, we propose a solution: the definition of reporting guidelines for bioactive entities – the Minimum Information About a Bioactive Entity (MIABE) – which has been developed by representatives

of pharmaceutical companies, data resource providers and academic groups.”
“Background: Brain inflammation plays a central role in multiple sclerosis (MS). Dimethylfumarate (DMF), the main ingredient of PX-478 an oral formulation of fumaric acid esters with proven therapeutic efficacy in psoriasis, has recently been found to ameliorate the course of relapsing-remitting MS. Glial cells are the effector cells of neuroinflammation; however,

little is known of the effect of DMF on microglia and astrocytes. The purpose of this study was to use an established in vitro model of brain inflammation to determine if DMF modulates the release of neurotoxic molecules from microglia and astrocytes, thus inhibiting glial inflammation.\n\nMethods: Primary microglial and astrocytic cell cultures were prepared from cerebral cortices of neonatal rats. The control cells were treated with LPS, an accepted inducer of pro-inflammatory properties in glial cells, and the experimental

groups with LPS and DMF in different concentrations. After stimulation/incubation, the generation of nitric oxide (NO) in the cell culture supernatants CAL-101 PI3K/Akt/mTOR inhibitor was determined by measuring nitrite accumulation in the medium using Griess reagent. After 6 hours of treatment RT-PCR was used to determine transcription levels of iNOS, IL-1 beta, IL-6 and TNF-alpha mRNA in microglial and astrocytic cell cultures initially treated with DMF, followed after 30 min by LPS treatment. Moreover, we investigated possible involvement of the ERK and Nrf-2 transduction pathway in microglia using western blot analysis.\n\nResults: Pretreatment with DMF decreased synthesis of the proinflammatory mediators iNOS, TNF-alpha, IL-1 beta and IL-6 at the RNA level in activated microglia and astrocytes in vitro, associated with a decrease in ERK phosphorylation in microglia.\n\nConclusions: Collectively, these results suggest that the neuroprotective effects of DMF may be in part functionally attributable to the compound’s ability to inhibit expression of multiple neuroinflammatory mediators in brain of MS patients.”
“Purpose: Ethanol embolotherapy is one of the established methods in the treatment of extremity arteriovenous malformations (AVMs).

Disrupting chromatin assembly or lagging-strand polymerase proces

Disrupting chromatin assembly or lagging-strand polymerase processivity affects both the size and the distribution of Okazaki fragments, check details suggesting a role for nascent chromatin, assembled immediately after the passage of the replication fork, in the termination of Okazaki fragment synthesis. Our studies represent the first high-resolution analysis-to our knowledge-of eukaryotic Okazaki fragments in vivo, and reveal the interconnection between lagging-strand synthesis and chromatin assembly.”
“Objective: We

compared the response to antipsychotic treatment between patients with and without tardive dyskinesia (TD) and examined the course of TD.\n\nMethod: This analysis compared 200 patients with DSM-IV defined schizophrenia and TD and 997 patients without TD, all of whom were randomly assigned to receive one of 4 second-generation antipsychotics. The primary clinical outcome measure was time to all-cause treatment discontinuation, and the primary measure for evaluating the course of TD was change from baseline in Abnormal Involuntary Movement Scale (AIMS) score. Kaplan-Meier survival analysis and Cox proportional hazards regression models were used to compare treatment discontinuation between groups. Changes in Positive and Negative Syndrome Scale (PANSS)

and neurocognitive scores were compared using mixed models and analysis of variance. Treatment differences between drugs in AIMS scores and all-cause discontinuation were examined for those with TD at baseline. Percentages of patients meeting criteria for Selleckchem AG-881 TD postbaseline or showing changes in AIMS scores were evaluated with chi(2) tests. Data https://www.selleckchem.com/products/nu7441.html were collected from January 2001 to December 2004.\n\nResults: Time to treatment discontinuation for any

cause was not significantly different between the TD and non-TD groups (chi(2)(1) = 0.11, P=.743). Changes in PANSS scores were not significantly different (F-1,F-974 = 0.82, P=.366), but patients with TD showed less improvement in neurocognitive scores (F-1,F-359=6.53, P=.011). Among patients with TD, there were no significant differences between drugs in the decline in AIMS scores (F-3,F-151 = 0.32, P=.811); 55% met criteria for TD at 2 consecutive visits postbaseline, 76% met criteria for TD at some or all postbaseline visits, 24% did not meet criteria for TD at any subsequent visit, 32% showed a >= 50% decrease in AIMS score, and 7% showed a >= 50% increase in AIMS score.\n\nConclusions: Schizophrenia patients with and without TD were similar in time to discontinuation of treatment for any cause and improvement in psychopathology, but differed in neurocognitive response. There were no significant differences between treatments in the course of TD, with most patients showing either persistence of or fluctuation in observable symptoms. Trial Registration: clinicaltrials.gov Identifier: NCT00014001 J Clin Psychiatry 2011;72(3):295-303 (C) Copyright 2010 Physicians Postgraduate Press, Inc.

It has recently been reported that stent-graft coverage of the ce

It has recently been reported that stent-graft coverage of the celiac artery (CA) during TEVAR is associated with a low risk of acute mesenteric ischemia. However, the long-term effect of CA coverage on foregut perfusion is unknown. Here, we report the case of a patient who underwent TEVAR with partial coverage of the CA and subsequently developed symptoms of chronic mesenteric ischemia (CMI). She was successfully treated with CA stent placement. Methods: Preoperative imaging included

computed tomography (CT) angiography of the abdomen and conventional aortogram of a redo-TEVAR, revealing near complete coverage of the CA orifice. Endovascular repair was done using a 7 mm x 20 mm biliary balloon-expandable stent (Cook selleck chemical Medical Inc, Bloomington, B-Raf mutation IN). A review of the current 123 literature for this rare problem was performed. Results: Completion arteriography demonstrated successful revascularization of the CA without evidence of endoleak. Postoperatively, the abdominal pain was alleviated with early improved diet tolerance and weight gain. Follow-up CT at 6 month demonstrated widely patent CA. A PubMed review showed no reported cases of CMI secondary to CA coverage during TEVAR in the literature. Conclusions: CMI may develop with coverage of the CA during TEVAR. When other causes of abdominal pain and weight loss have been ruled out, revascularization of the CA can help alleviate the symptoms.”
“Low-level

radiofrequency (RF) signals may produce disorientation and nausea. In experiment I, we assessed mobile phone effects on graviception in nine symptomatic subjects after mobile telephone use and 21 controls. The mobile handset was strapped learn more to each ear for 30min in pulsed emission, continuous RF emission, or no emission test mode, respectively. The subjective visual vertical and horizontal (SVV/SVH) were tested from min 25 of exposure. There was no exposure effect; however, there was an ear effect, with

the SVV/SVH being shifted to the opposite direction of the ear exposed. This could be due to thermal or RF effects or handset weight. In experiment II, we assessed the handset weight effect on 18 normal controls. After baseline SVV/SVH, the switched off handset was strapped to either ear; the SVV/SVH was repeated 25min later. A significant ear effect was found. We compared the observed ear effect SVV/SVH change in the experiment II group to the continuous exposure ear effect change in the experiment I group, and the difference was not significant. The ear effect was attributed to a minor head tilt due to the handset weight, or proprioceptive stimulation of neck muscle affecting the perception of verticality. Bioelectromagnetics. 35:27-34, 2015. (c) 2014 Wiley Periodicals, Inc.”
“Background Emergency medical services (EMS) are critical in the treatment of ST-segment elevation myocardial infarction (STEMI).