نتایج جستجو برای: 5 and 41 percent within 4

تعداد نتایج: 17216895  

Journal: :تحقیقات دامپزشکی 0
سیاوش نیازی گروه بهداشت و کنترل مواد غذائی دانشکده دامپزشکی دانشگاه تهران نوردهر رکنی گروه بهداشت و کنترل مواد غذائی دانشکده دامپزشکی دانشگاه تهران ودود رضویلر گروه بهداشت و کنترل مواد غذائی دانشکده دامپزشکی دانشگاه تهران علیرضا باهنر گروه بهداشت و کنترل مواد غذائی دانشکده دامپزشکی دانشگاه تهران افشین آخوند زاده گروه بهداشت و کنترل مواد غذائی دانشکده دامپزشکی دانشگاه تهران

broiler carcasses are considered to be the major source of salmonella detection and enumeration of salmonella in this product are two criteria for evaluation of hygienic quality of the slaughterhouses and the product itself. in this study, contamination of broiler carcasses produced in poultry industrial slaughterhouses in tehran province was assessed using three tube mpn methods. according to ...

Journal: :Chest 1988
W S Aronow I Kronzon

We investigated the prevalence of hypertrophic cardiomyopathy (HC) and its association with mitral anular calcium (MAC) detected by Doppler echocardiography in 379 unselected elderly patients in a long-term health care facility. HC was present in 17 of 379 patients (4 percent). Of 17 patients with HC, ten (59 percent) had asymmetric septal hypertrophy, and seven (41 percent) had idiopathic hype...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1390

learning a second or foreign language requires the manipulation of four main skills, namely, listening, reading, speaking, and writing which lead to effective communication. it is obvious that vocabulary is an indispensible part of any communication, so without a vocabulary, no meaningful communication can take place and meaningful communication relies heavily on vocabulary. one fundamental fac...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یاسوج - دانشکده ادبیات و علوم انسانی 1392

the effect of learning strategies on the speaking ability of iranian students in the context of language institutes abstract language learning strategies are of the most important factors that help language learners to learn a foreign language and how they can deal with the four language skills specifically speaking skill effectively. acknowledging the great impact of learning strategies...

2010
Marco Mascheroni Thomas Wagner Lars Wüstenberg

In this paper we examine ways to verify reference nets, a class of high level Petri nets supported by the Renew tool. We choose to restrict reference nets to hypernets, another nets-within-nets model more suitable for verification purposes thanks to an expansion toward 1-safe Petri nets. The contribution of the paper is the implementation of such analysis techniques by means of a Renew plugin. ...

Journal: :Stroke 1976
H J Jones C H Millikan

The records of 179 consecutive patients with acute carotid system cerebral infarction were studied to describe the temporal profile of the clinical events during the first week of the illness. Only those patients admitted to the cerebrovascular hospital service within 36 hours of the onset of the first symptom were included. The neurological status of 39% was stable (unchanged) at the end of se...

Journal: :Chest 1994
P Weiner R Ganam R Ganem F Zidan M Rabner

Atrial fibrillation (AF) is one of the most common cardiac arrhythmias in the adult population. Propafenone is a class 1c antiarrhythmic agent that has an electrophysiologic profile suggesting that it might be potentially effective in recent-onset AF. The present study was undertaken, therefore, to examine the time course as well as the frequency of successful conversion in patients with recent...

Journal: :American family physician 2012
Mark H Ebell

Evidence Summary A previous Point-of-Care Guide addressed risk stratification in patients with syncope and described two validated clinical decision rules.1 Shared variables between the two rules included abnormal findings on electrocardiography (ECG) and a history of congestive heart failure; other variables included decreased systolic blood pressure, shortness of breath, anemia, age older tha...

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