نتایج جستجو برای: range health
تعداد نتایج: 1594653 فیلتر نتایج به سال:
Introduction: Ebola is a viral infection with a high mortality risk and health workers are considered as an at-risk group. The main aim of this study was to determine the knowledge and attitude of health workers about Ebola virus disease (EVD) in Yazd city, Iran. Methods: This cross-sectional study was carried out on 110 health workers in health centres of Yazd city, Iran in 2015, who were sel...
the key argument of this commentary is that patient choice has a broader meaning than suggested by consumerist choice models. in increasingly marketized health care systems with diversified and knowledge-based service arrangements, patients are continuously obliged to choose insurers, physicians or hospitals and treatments—whether they like it or not. however, health care users refer to a wide ...
in this note, a generalization of higher rank numerical range isintroduced and some of its properties are investigated
Background: Morbid obesity contributes to many health risks including physical, emotional, and social problems. The increasing prevalence of obesity is a major public health concern since obesity is associated with several chronic diseases. Morbid obesity is one of the biggest independent risk factors for early mortality. Various options for the surgical treatment of morbid obesity have bee...
the aims of this study were to determine hippuric acid and toluene in urine samples, airborne toluene levels, health effects, and to describe any correlation between specimen samples. seventy-five printing workers exposed to toluene at work (exposed group), and 60 nonexposed people (control group) were studied. study participants were selected from same factories in the different positions. uri...
methyl methacrylate (mma), a widely used monomer in dentistry and medicine has been reported to cause abnormalities or lesions in several organs. experimental and clinical studies have documented that monomers may cause a wide range of adverse health effects such as irritation to skin, eyes, and mucous membranes, allergic dermatitis, stomatitis, asthma, neuropathy, disturbances of the central n...
Introduction: Health care providers play a central role as the main members of the health care service providers team for the elderly and their knowledge and attitudes towards the aging phenomenon can play an important role in the quality of health care services provision for the elderly. Therefore, the present study aims to comparatively investigate knowledge and attitude of health care provid...
background since 1986, the world health organization (who) has been motivating health sectors to promote clinical and curative services (who, 1986). some emergency departments (eds) have partially achieved this through providing patient health information, screening and early intervention programs, injury prevention, and asthma education. a significant organizational shift is required for eds t...
We consider a sequence of independent and identicaly distributed (iid) random variables with absolutely continuous distribution function F(x) and probability density function (pdf) f(x). Let Rnl be the largest observation after observing nth record and R(ns) be the smallest observation after observing the nth record. Then we say Wnr = Rnl− R(ns), n > 1, as the nth record range. We will c...
رسوبات کرتاسه بالایی در پهنه ایران زمین در حوضه های متفاوت، با توجه به شرایط حاکم در زمان تشکیل، ظاهراً یکنواخت نبوده است. در نتیجه، واحدهای سنگ چینه ای رسوبات کرتاسه بالایی ایران، به استثناء زاگرس و کپه داغ نامگذاری نشده یا دارای نام های محلی هستند. جهت مطالعه رسوبات کرتاسه بالایی در البرز شمالی برشی در حوالی منطقه پل زغال انتخاب گردید. برش انتخاب شده، در 21 کیلومتری جنوب چالوس به صورت ترانشه آ...
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