نتایج جستجو برای: term 2

تعداد نتایج: 2977053  

Journal: :international journal of occupational and environment medicine 0
a saeedi department of pharmacology and toxicology, school of pharmacy, shiraz university of medical sciences, shiraz, iran a najibi department of pharmacology and toxicology, school of pharmacy, shiraz university of medical sciences, shiraz, iran a mohammadi-bardbori department of pharmacology and toxicology, school of pharmacy, shiraz university of medical sciences, shiraz, iran

background: hydrogen sulfide (h 2 s) exhibits both physiological and toxicological roles in the biological systems. acute exposure to high levels of h 2 s is life threatening while long-term exposure to ambient levels of h 2 s elicits human health effects. objective: to study the harmful effects of long-term exposure to low levels of h 2 s on human blood cells. methods: 110 adult workers from i...

برجعلی, زهرا, محمدی, محمدرضا,

Objective : The aim of this study was to examine the relationship between time use methylphenidate and anxiety in children with attention-deficit hyperactivity disorder (ADHD). Metod: In this cross-sectional study was investigated 32 children (ages 8–12) with ADHD in tree groups1- non medication , 2-short-term use methylphenidate(1-3 month) and long-term use of this medication(more of 3 month)...

The purpose of this study is to analyze the performance of Back propagation algorithm with changing training patterns and the second momentum term in feed forward neural networks. This analysis is conducted on 250 different words of three small letters from the English alphabet. These words are presented to two vertical segmentation programs which are designed in MATLAB and based on portions (1...

Mohammad Esmaeil akbari Vahid Mansouri,

Review and classification of electric load forecasting (LF) techniques based on artificial neuralnetworks (ANN) is presented. A basic ANNs architectures used in LF reviewed. A wide range of ANNoriented applications for forecasting are given in the literature. These are classified into five groups:(1) ANNs in short-term LF, (2) ANNs in mid-term LF, (3) ANNs in long-term LF, (4) Hybrid ANNs inLF,...

Pancreatic β-cells dysfunction and impairment of insulin action usually leads to hyperglycemia. Punica granatum L. is a well-known traditional herbal remedy in Iran due to its positive effects on ameliorating blood glucose homeostasis. In this study, we aimed to investigate and compare the pomegranate fruits aqueous extract (PE) on glucose and lipid metabolisms in normal and Alloxan-induced dia...

Journal: :medical journal of islamic republic of iran 0
zahra eshaghi department of audiology, school of rehabilitation, tehran university of medical sciences, tehran, iran, & rehabilitation research center (rrc), iran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) zahra jafari neuroscientist, rehabilitation research center (rrc), iran university of medical sciences, tehran, iran, & department of basic sciences in rehabilitation, school of rehabilitation sciences, iran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences) shohreh jalaie statistician, department of biostatistics, school of rehabilitation, tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)

background: the incomplete maturation of brain in preterm children results in long-term neurodevelopmental impairment. this study aimed to investigate the static balance function in children with a history of preterm birth. methods: participants were 31 preterm children including 21 moderately preterm (mpt), 10 very preterm (vpt), and 20 term children aged 5.5 and 6.5 years. the cervical vestib...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی شریف 1369

ازآنجا که براساس قوانین آژانس بین المللی انرژی اتمی قرار براین شده است که سوخت رآکتورهای هسته ای تحقیقاتی از مقدار غنی بودن حدود 90 درصد (heu) به حدود 20 درصد (leu) تقلیل یابد، تجدید نظر کلی در گزارش های تحلیلی ایمنی این راکتورها تحت شرایط جدید ضروری گردیده است . درطی چندسال گذشته مطالعات گسترده ای درزمینه های مختلف تغییرات فیزیکی، ترموهیدرولیکی و ایمنی این راکتور درارتباط با این تغییر غنای سوخ...

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