نتایج جستجو برای: science

تعداد نتایج: 466811  

Journal: :مدیریت اطلاعات سلامت 0
محمد کریم صابری کارشناس ارشد، علوم کتابداری و اطلاع رسانی، دانشگاه آزاد اسلامی- واحد علوم و تحقیقات تهران، تهران، ایران علیرضا اسفندیاری مقدم استادیار، علوم کتابداری و اطلاع رسانی، دانشگاه آزاد اسلامی- واحد همدان، همدان، ایران.

introduction: web citations (urls) are at risk of decay and can be easily fade because of the variable and unstable nature of the internet. so, the purpose of this research was to assess web citation accessibility and decay of articles published in journal of the medical library association (jmla). methods: in this applied– descriptive study, jmla articles (231) in a seven year period (from 200...

Journal: :journal of research in medical sciences 0
shabnam kharabaf library and scientometrics center, pharmaceutical sciences research center, tehran university of medical sciences, tehran, iran mohammad abdollahi professor, department of toxicology and pharmacology, faculty of pharmacy and pharmaceutical sciences research center, tehran university of medical sciences, tehran, iran

background : this study was carried out to evaluate activities in different branches of science in iran compared to other countries over the past 35 years. methods : e ssential science indicators (esi ) and web of science from (thomson reuters isi) and scimago journal & country rank (sjr) were searched for scientometrics data . esi indicated place of iran among other countries in all 22 scienti...

Journal: :مطالعات سیاسی جهان اسلام 0

the scientific development in today’s globalized environment calls for increasing interaction with scientific and technological centers. scientific networks and networking with reliance on scientific and academic experts constitute one of the existing strategies to achieve this objective. through the passage of history, iran has had economic and cultural exchange with countries located in the i...

Journal: :مدیریت اطلاعات سلامت 0
نیلوفر هدهدی نژاد دانشجوی کارشناسی، کمیته ی تحقیقات دانشجویی، کتابداری و اطلاع رسانی پزشکی، دانشکده ی مدیریت و اطلاع رسانی پزشکی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران راضیه زاهدی دانشجوی کارشناسی ارشد، کتابداری و اطلاع رسانی پزشکی، دانشگاه علوم پزشکی تهران، تهران، ایران حسن اشرفی ریزی استادیار، کتابداری و اطلاع رسانی، مرکز تحقیقات فناوری اطلاعات در علوم سلامت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران

introduction: traditional medicine is not only useful in health care and improvement of quality of life, but also is applied in diagnosis and treatment of diseases. hence, paying more attention to this area is of high important. this study aimed to evaluate the scientific production and scientific mapping of iranian researchers in traditional medicine during 1990-2011 in “web of science” databa...

Journal: :international journal of health policy and management 2013
amir ehsan karbasizadeh

we show a lot of respect for science today. to back up our claims, we tend to appeal to scientific methods. it seems that we all agree that these methods are effective for gaining the truth. we can ask why science has its special status as a supplier of knowledge about our external world and our bodies. of course, one should not always trust what scientists say. nonetheless, epistemological jus...

Journal: :Science 2009

Journal: :Science 2018

Journal: :Journal of Physical Chemistry & Biophysics 2015

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