نتایج جستجو برای: population based

تعداد نتایج: 3429044  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

the ability of composing a coherent and extended piece of writing in second language is considered as a fundamental factor to convey information and ideas of learners through the academic issues. although learners may achieve a perfect academic writing skill through assigning the l2 tasks in content based instruction, but demonstration of their abilities may be related to their ability in l1 es...

Journal: :Canadian Medical Association Journal 2010

Journal: :SCIENTIA SINICA Vitae 2016

Ahad Ghaemi, Amir Hosein Tahershamsi Mansour Shirvani,

In this study, liquid-liquid extraction process in a Kuhni extraction column was modeled and simulated. A non-equilibrium dynamic model was developed for modeling liquid-liquid extraction processes based on a rate-based model. The model equations are inclusive of partial and ordinary differential equations which were discretized in column height direction. The population balance model was used ...

Journal: :American Journal of Kidney Diseases 2009

Background: Sexually transmitted infections (STIs) have a high prevalence in developing and least developed countries. Delays in seeking health care are among the main obstacles to the prevention and control of STIs. This study aimed to investigate the care-seeking pattern in the general Iranian population with sexually transmitted infection syndromes. Materials and Methods: This population-ba...

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