نتایج جستجو برای: and case studies

تعداد نتایج: 17278435  

پایان نامه :0 1370

all analytical methods are generally based on the measurement of a parameter or parameters which are somehow related to the concentration of the species.an ideal analytical method is one in which the concentration of a species can be measured to a high degree precision and accuracy and with a high sensitivity. unfortunately finding such a method is very difficult or sometimes even impossible.in...

Journal: :iranian journal of neurology 0
mansoureh togha ‎headache research center, iranian center of neurological research, neuroscience ‎institute and department of neurology, sina hospital, tehran university of medical ‎sciences, tehran, iran nahid abbasi khoshsirat department of neurology, sina hospital, tehran university of medical sciences, tehran, ‎iran abdorreza naser moghadasi ‎headache research center, iranian center of neurological research, neuroscience ‎institute and department of neurology, sina hospital, tehran university of medical ‎sciences, tehran, iran faezeh mousavinia ‎department of neurology, sina hospital, tehran university of medical sciences, tehran, ‎iran mohammad mozafari ‎headache research center, iranian center of neurological research, neuroscience ‎institute, tehran university of medical sciences, tehran, iran mohamadreza neishaboury ‎headache research center, iranian center of neurological research, neuroscience ‎institute, tehran university of medical sciences, tehran, iran

background: headaches are one of the most frequent reasons for pain in multiple sclerosis (ms) individuals. characterization of headaches and delineating possible relationships with ms-related determinants can ultimately circumvent headaches. methods: in a prospective case-control study, 65 iranian relapsing- remitting ms (rrms) patients and 65 healthy controls were recruited during patients’ a...

Journal: :journal of research in health sciences 0
shahab rezaeian jalal poorolajal abbas moghimbegi nader esmailnasab

background: the aim of this study was to investigate the relationship between congenital hypothyroidism and several variables using two different adjustment methods. methods: this matched case-control study was conducted in hamadan province, the west of iran, in 2012 enrolling neonates born between 2005 and 2011 and covered by screening program for congenital hypothyroidism. the neonates with t...

Journal: :archives of clinical infectious diseases 0
yosef taher-ghasemi department of environmental health, guilan university of medical sciences, rasht, ir iran; department of environmental health engineering, shahid beheshti university of medical sciences, tehran, ir iran iraj nikokar laboratory of microbiology and immunology of infectious diseases, paramedicine faculty, guilan university of medical sciences, rasht, ir iran; laboratory of microbiology and immunology of infectious diseases, paramedicine faculty, guilan university of medical sciences, p. o. box: 447151361, rasht, ir iran. tel: +98-1425237070, fax: +98-1425237171 ahmad reza yazdanbakhsh department of environmental health engineering, shahid beheshti university of medical sciences, tehran, ir iran hadi sedigh ebrahim-saraie laboratory of microbiology and immunology of infectious diseases, paramedicine faculty, guilan university of medical sciences, rasht, ir iran robabe vakili sadeghi department of health services of medical treatment tuberculosis, guilan university of medical sciences, rasht, ir iran abdolhalim rajabi department of epidemiology, faculty of public health, iran university of medical sciences, tehran, ir iran

background certain social determinants may influence host susceptibility to tuberculosis (tb) infections, and increase the risk of developing the disease. objectives the present study aimed to evaluate the effects of several host and environmental factors on the risk of tb in northern iranian households. patients and methods this case-control study was conducted for one year between 2010 and 20...

Journal: :iranian red crescent medical journal 0
amin heidarian school of medicine, hamadan university of medical sciences, hamadan, ir iran hamidreza abbasi school of medicine, hamadan university of medical sciences, hamadan, ir iran mehdi hasanzadeh hoseinabadi school of medicine, hamadan university of medical sciences, hamadan, ir iran azin hajialibeyg school of medicine, hamadan university of medical sciences, hamadan, ir iran seyed mohammad kalantar motamedi endocrinology and metabolism research center, tehran university of medical sciences, tehran, ir iran soroush seifirad endocrinology and metabolism research center, tehran university of medical sciences, tehran, ir iran; endocrinology and metabolism research center, shariati hospital, tehran, ir iran. tel: +98-9355799979, fax: +98-9355799979

patients and methods fifty nine patients with indication for carpal tunnel release randomly assigned into two groups: open (n=30) or knifelight (n=29). the patients compared regarding scar length, operation duration, time to return to daily activities and amount of pain at three weeks after operation based on visual analog scale. results there was no significant differences regarding age and se...

Journal: :acta medica iranica 0
mostafa hosseini department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, iran. seyed ahmad seyedalinaghi iranian research center for hiv/aids (ircha), tehran university of medical sciences, tehran, iran. mahmoud mahmoudi department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, iran. willi mcfarland department of epidemiology and biostatistics, university of california, san francisco, usa.

prostate cancer is a major cause of morbidity and mortality in iran, yet there are few studies examining risk factors specific to the iranian context. we conducted a case-control study to explore risk factors for prostate cancer in mazandaran, iran from 2005 to 2008. the cases were 137 men with clinicopathologically confirmed prostate cancer. controls were 137 neighborhood and age match men wit...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1393

nowadays, technical terminology translation plays an important role in human life. specific groups of people all over the world refer to learn these terminologies in order to be familiar with a subject and improve their knowledge in that domain. on the other hand, saving the technical translation equivalent is a particularly salient challenge for technical translators. the present study was con...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه پلیمر و پتروشیمی ایران - پژوهشکده پتروشیمی 1389

this is an original study on the effect of a polyisobutylene – polydimethylsiloxane (pibpdms) block copolymer modifier used as an interfacial active agent on the dynamics behaviour of single newtonian drops suspended in a polyisobutylene (pib) newtonian matrix. the results were divided in two sections. the first part included the experiments carried out on the non-modified and 2% block cop...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده پزشکی 1390

nitric oxide (no) is a small molecule synthesized by most of mammalian cells with diverse biological activities including vasodilatation, host defense and wound healing. impaired wound healing is a common occurrence among diabetics and patients receiving glucocorticoid therapy. on the other hand the application of laser in biomedical area have been increased. thus, the current studies were desi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1391

although there are studies on pragmatic assessment, to date, literature has been almost silent about native and non-native english raters’ criteria for the assessment of efl learners’ pragmatic performance. focusing on this topic, this study pursued four purposes. the first one was to find criteria for rating the speech acts of apology and refusal in l2 by native and non-native english teachers...

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