نتایج جستجو برای: external and internal hazard indices

تعداد نتایج: 16885117  

Introduction: around the world, the science system of many countries is being transformed and changed in response to increasing social and economic need for knowledge and technology. The theory of the entrepreneurial university is one of the models proposed for reflecting the new and transformed image of the university characterized by a broader interaction between the universities and the comm...

Journal: :روش های عددی در مهندسی (استقلال) 0
سید حسین منصوری s. h. mansouri سید مسعود حسینی سروری s. m. hosseini sarvari علی کشاورز و محمد رهنما a. keshavarz and m. rahnama

in this paper, a schwarz-christoffel method for generating two-dimensional grids for a variety of complex internal and external flow configurations based on the numerical integration procedure of the schwarz-christoffel transformation has been developed by using mathematica, which is a general purpose symbolic-numerical-graphical mathematics software. this method is highly accurate (fifth order...

Design of selective cyclooxygenase-2 (COX-2) inhibitors is still a challenging task because of active site similarities between COX isoenzymes. To help with this issue, we tried to generate a 3D-QSAR (3 dimensional quantitative structure activity relationship) model that might reflect the essential features of COX-2 active sites. Compounds in a series of resveratrol derivatives inhibitors with ...

عطایی مغانلو, رقیه, عطایی مغانلو, وحید, علایی بوسجین, محسن, مصیب زاده, لاله,

Background and Objective: Recognizing effective factors influencing crime among adolescents and young people is very important in terms of the impact of religious orientation and emerging social networks. The aim of the present research was to compare the internal-external religious orientation and membership in social networks among young people with history of criminality and normal i...

Design of selective cyclooxygenase-2 (COX-2) inhibitors is still a challenging task because of active site similarities between COX isoenzymes. To help with this issue, we tried to generate a 3D-QSAR (3 dimensional quantitative structure activity relationship) model that might reflect the essential features of COX-2 active sites. Compounds in a series of resveratrol derivatives inhibitors with ...

Journal: :مجله تحقیقات سلامت 0
عباس حسینی abbas hosseini معصومه فصیح زبان masoomeh fasih zaban

introduction: one of the sources of natural occurring radiation was soils. the purpose of article was to determine soil pollution by radiation absorbed dose rate, radium equivalent activity, external hazard index, annual gonad dose equivalent and annual effective dose equivalent. methods & materials: the soil samples was located in chahbahar city in blouchestan of iran, was chosen for studying ...

Introduction: Educating efficient doctors has always been a concern for medical schools. Therefore, it is necessary to study the educational programs and do revision and quality improvements accordingly. This study was performed to evaluate the internal efficiency and external effectiveness of the general medicine curriculum in Shahid Sadughi University of medical sciences. Methods: This study...

Journal: :BMC Public Health 2009
Paul Welaga Victoria Hosegood Renay Weiner Caterina Hill Kobus Herbst Marie-Louise Newell

BACKGROUND Studies on migration often ignore the health and social impact of migrants returning to their rural communities. Several studies have shown migrants to be particularly susceptible to HIV infection. This paper investigates whether migrants to rural households have a higher risk of dying, especially from HIV, than non-migrants. METHODS Using data from a large and ongoing Demographic ...

Journal: :health scope 0
seyed younes hosseini occupational health department, shahid beheshti university of medical sciences, tehran, ir iran mansour rezazadeh azari occupational health department, shahid beheshti university of medical sciences, tehran, ir iran; safety promotion and injury prevention research center, shahid beheshti university of medical sciences, tehran, ir iran; occupational health department, shahid beheshti university of medical sciences, tehran, ir iran. safety promotion and injury prevention research center, shahid beheshti university of medical science, tehran, ir iran. tel: +98-9123874329, fax: +98-212243203 rezvan zendehdel occupational health department, shahid beheshti university of medical sciences, tehran, ir iran hamid souri occupational health department, shahid beheshti university of medical sciences, tehran, ir iran; safety promotion and injury prevention research center, shahid beheshti university of medical sciences, tehran, ir iran raana taiefeh rahimian occupational health department, shahid beheshti university of medical sciences, tehran, ir iran

background solvents such as benzene and toluene are commonly used in tire manufacturing, and significant occupational exposure to these chemicals adversely affects the health of workers. in biological monitoring, a complementary method for personal monitoring, the internal absorbed dose is measured and individual, environmental, and exposure differences are taken into consideration. conclusions...

Journal: :محیط زیست طبیعی 0
سید علی جوزی استادیار دانشگاه آزاد اسلامی واحد تهران شمال، ایران سحر رضایان عضو هیأت علمی دانشگاه آزاد اسلامی واحد شاهرود، ایران مهدی ایرانخواهی دانش آموخته کارشناسی ارشد دانشکده محیط زیست و انرژی، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات تهران، ایران مرجان شاکری دانش آموخته کارشناسی ارشد دانشگاه آزاد اسلامی، واحد بندرعباس، ایران

this study was performed in order to provide a strategic development plan for ecotourism in shahdad district of kerman province. thus cultural, historical and natural attractions of the region and its surrounding areas were studied and identified initially. by completing clawson questionnaire in the form of travel cost method (tcm), valuation and analysis of ecotourism demand index of the consi...

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