نتایج جستجو برای: esfahani
تعداد نتایج: 100 فیلتر نتایج به سال:
We consider the effect of labor market rigidities on human capital accumulation and economic growth when some human capital is difficult to observe prior to employment. We distinguish between two types of human capital, those that formal schooling and test scores can measure (“knowledge”) and those that can be observed by employers only after a period of employment (“creativity”). We build a si...
introduction: on the importance of the formant frequency, it is enough to say that the first three formants of a vowel and their internal relationships are the major components in detection of vowel type by listener. moreover, the quality of a vowel depends on its factorial frequencies. the main application of measuring factorial frequency is for description of vowel errors because recognizing ...
* Corresponding author Seyed Taher Esfahani, MD Department of Pediatric Nephrology Children Medical Center Dr. Gharib St., Azadi Ave. Tehran, IRAN Tel: +9821-66929234 Fax: +9821-66930024 E-mail: esfahanisedtaher@ yahoo.com Introduction: The association of sacral anomalies with fecal incontinence and lower urinary tract dysfunction is known. The sacral ratio is proposed as a tool for evaluation ...
Effects of different concentrations of silver nanoparticles and silver nitrate on some hematological indices of Zayanderud Chub (Petroleuciscus esfahani) were investigated. One hundred individuals of the fish (average weight 26.4 ± 1.3 g) were divided into 5 experimental groups, exposed to 1 or 25 µg/L of silver nano or silver nitrate or unpolluted water as control for 10 days. At the end, prim...
ویژگی های خونشناسی عروس ماهی اصفهانی petroleuciscus esfahani در ایستگاه های مختلف رودخانه زاینده رود
هدف: عروس ماهی اصفهانی، یکی از گونههای مهم با پراکنش وسیع در رودخانه زاینده رود است. با توجه به اینکه تاکنون مطالعهای در خصوص ویژگی های خون شناسی اینگونه صورت نگرفته است، در این مطالعه، برخی از این ویژگی ها در ایستگاه های مختلف رودخانه زایندهرود مورد مقایسه قرار گرفت. مواد و روش ها: تعداد 127 قطعه ماهی از 4 ایستگاه مختلف در طول رودخانه زاینده رود شامل ایستگاه های چشمه دیمه، خرسونک، چمگردان...
Nowadays, pregnancy caused by the rape, is a crucial and complicated subject in Iranian Society which despite its’ undeniable importance, has not paid enough attention to it legally by the policy makers. In fact, this social problem has considered as aside and insignificant matter. The lack of legislation in this era, has forced the female victims to illegal abortion; this coercion caused serio...
Background and aims: Chronic kidney disease (CKD) is a public health challenge worldwide, with adverse consequences of kidney failure, cardiovascular disease (CVD), and premature death. Chronic kidney disease leads to the end stage of renal disease (ESRD), if late/not diagnosed. Competing risk modeling is a major issue in Epidemiology research. In Epidemiology study, sometimes inappropriate met...
"Art Style" means the way of expressing the ideas, conscious or unconscious thoughts and emotions of the artist in his/her work. Social, political, economic and cultural conditions in any society has an essential role in the emergence and promotion of art styles. The changes in these conditions, will cause changes in artistic styles. In the Persian literary history, Persian poetry styles have d...
Statement of Problem: Rapid increases in the population of hemodialyzed patients induce the dentists to acquire a complete understanding of the special therapeutic considerations for such patients. Purpose: The goal of this research was to study the amount of DMF in hemodialyzed patients, age ranging from 12-20 years, in the city of Tehran.Materials and Methods: In this cross- sectional and ana...
Background and Objectives: Combustion is a potential risk in modern surgery. The present study was carried out to determine the staff’s awareness level of combustion sources and its prevention methods in the operating rooms of hospitals affiliated to Yazd University of Medical Sciences in 2017. Materials and Methods: This descriptive study was conducted on 120 operating room personnel using a ...
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