نتایج جستجو برای: envirnomental factors
تعداد نتایج: 1077892 فیلتر نتایج به سال:
A Ten-Year Study on the Prevalence and Frequency of Risk Factors for Breast Cancer in Sabzevar, Iran
Background & aim: Evaluation of prevalence of risk factors for breast cancer in different regions of Iran and identification of their significant effect on this disease can promote the prevention and reduction of breast cancer incidence. Therefore, this study aimed to evaluate the prevalence, demographic characteristics, and frequency of the risk factors of breast cancer during 10 years. Method...
in the past couple of decades sociocultural theory of sla and its implications in efl contexts have attracted attentions of research circles worldwide and aroused some controversies. firth and wagner (1997) have questioned the principles of the cognitive view which gives importance to mental constructs in favor of sociocultural view which highlights social and contextual constructs. but if soci...
تجارت الکترونیکی شیوه اجرای مسئولیتها، تقابل با مشتریان و امور معمول عملیاتی در شرکتها را تغییر داده است. تجارت الکترونیکی در عمل تنها خرید و فروش کالاها را از طریق ابزار الکترونیک نمی باشد، بلکه تمام فعالیتهای لازم جهت انجام فرایند فروش را نیز در بر میگیرد. در اواخر دهه 1990 بسیاری از شرکتها فعالیتهای خود را به منظور دستیابی به مشتریان جدید و یا ارائه فرصتهای جدید به مشتریان موجود گسترش دادند...
just as motivation is important in sla research, demotivation constitutes an important factor, too. there are many studies done on demotivation and burnout of teachers. many of these studies have been conducted on one or two aspects of english instruction. consequently, there are few studies which have been done on more than two aspects of english teaching. the aim of this study is to find out ...
many factors may be involved in determining why some students are more and some are less proficient in language. this study tried to explore the factors affecting iranian efl learners’ proficiency. 221 students at second, third and fourth year of university, including 50 male and 171 female were selected randomly to participate in the study. a researcher-made questionnaire and a proficiency tes...
abstract autism is a developmental disability with age of onset in childhood (under 3 years old), which is characterized by definite impairments in social interactions, abnormalities in speech and stereotyped pattern of behaviors. due to the progress of autism in recent decades, a wide range of studies have been done to identify the etiological factors of autism. it has been found that genetic ...
abstract because of the many geopolitical, geo economical and geo strategically potentials and communicational capabilities of eco region, members can expand the convergence and the integration in base of this organization that have important impact on members development and expanding peace in international and regional level. based on quality analyzing of library findings and experts interv...
with the increasing population and the need for more food, as well as with the development of science and technology, human approach to unnatural and often chemical inputs to increase agricultural production has been a great expansion and problems such as increased cancers, chronic diseases has created environmental pollution. implementation of organic organic is a solution to these problems . ...
a ten-year study on the prevalence and frequency of risk factors for breast cancer in sabzevar, iran
background & aim: evaluation of prevalence of risk factors for breast cancer in different regions of iran and identification of their significant effect on this disease can promote the prevention and reduction of breast cancer incidence. therefore, this study aimed to evaluate the prevalence, demographic characteristics, and frequency of the risk factors of breast cancer during 10 years. method...
conclusions sphingomonas paucimobilis can cause serious infections, especially in immunocompromised patients with determined risk factors such as indwelling catheters and diabetes mellitus, due to the effects of multiple virulence factors, together with biofilm formation. results all the clinical isolates of s. paucimobilis produced biofilms. primary bacteraemia (n = 16) was the most common cli...
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