نتایج جستجو برای: scale
تعداد نتایج: 576908 فیلتر نتایج به سال:
membrane-based technologies have increasingly been chosen in desalination processes, which is evidenced by the increase of large-scale plants constructed in recent years. indeed, several appropriate strategies should be considered to minimize problems faced during the construction, such as membrane system designs, area requirement, energy requirement, operation and maintenance, and environmenta...
سابقه و هدف: استاتین ها در کاهش عوارض سکته مغزی ایسکمیک (cva) مؤثر هستند. هدف از این مطالعه بررسی تاثیر استاتین ها بر پیش آگهی کوتاه مدت cva می باشد.مواد و روش ها: در این مطالعه کوهورت تعداد 230 بیمار بستری که توسط نورولوژیست تایید شده بودند، وارد شدند. 80 نفر حداقل 3 ماه قبل از بروز بیماری تحت درمان با استاتین ها بودند و 150 بیمار بدون سابقه بودند. اطلاعات بیوگرافیک، زمینه ای و توانایی حرکتی ب...
universities of medical science and health services (umshss) are among the main organizations in iran's health-care section. improving their efficiency in financial resource management through creating an appropri-ate coordination between consumption and resources is strategically vital. investigating the financial performance as well as ranking the iranian umshss is the research objective.the ...
a total of 13 species of coccomorpha (hemiptera) from three scale insect families; coccidae (3), diaspididae (5) and pseudococcidae (5) have been found on ficus carica l. (moraceae) in iran. diaspidiotus braunschvigi (rungs) (diaspididae) is recorded as new record in iran, described and illustrated based on adult females. species that have been previously recorded on f. carica, are listed, and ...
conclusions the mgap scoring system can be used as an appropriate scoring system to predict mortality in triage trauma patients. results patients were divided into three groups : scores of less than 18, 18 - 22 and greater than 22; in which the mortality rates were 75.2%, 9.5% and 0.1%, respectively (p < 0.0001). the best cut-off point was 22 in our study, and the mgap scoring system had 93.7% ...
abstract the production unit size is one of the effective factors in optimum uses of inputs. since optimum size is affected by the characters and economical conditions in each district, the studies for determining the optimum farm size should be done specially for each crop and each district. in this study tried to determine the optimum rice farm size in guilan province which is one of the most...
how to cite this article: ordooei m, mottaghipisheh h, fallah r, rabiee a. cognitive outcomes for congenital hypothyroid and healthy children: a comparative study. iran j child neurol. 2014 autumn;8(4): 28-32. abstract objective early diagnosis and treatment of congenital hypothyroidism (ch) and the prevention of developmental retardation is the main goal of public health national screening pro...
background exposure to the excessive levels of occupational noise is one of the principal harmful agents affecting the workers’ health. this study aimed to investigate the relationship between the occupational noise exposure and the hearing loss caused by working in small-scale service industries in the city of damavand, close to the metropolitan capital city of tehran, iran. methods this descr...
background: the role of nutrition in the progression of multiple sclerosis (ms) and related complications such as fatigue has been reported by several studies. the aim of this study is the assessment of nutritional status and its relationship with fatigue in multiple sclerosis patients. methods: this is a cross-sectional study, in which 101 relapsing-remitting ms patie...
technology foresight is a methodology for making the complexity and advanced nature of new technologies of future more comprehensible and transparent. the objective of this survey is to analyze and interpret weakness and strength of the current situation of iran organizations regarding utilization of foresight activities of developing new technologies and its influence over the country by usin...
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