background: to investigate the status of the nuclear medicine (nm) centers in iran for the performance of dose calibrators, 18 out of 54 centers providing nm services in iran were randomly selected and inspected in 1997. in the first phase of the study the selected centers were inspected for performing of quality control (qc) tests of dose calibrators. the linearity of the activity response, pr...

the principal goal of this research is the feasibility study of presentation electronic reference services in such centers. in this research, we apply measuring methods in different stages. through this way, we attempt to focus on special governmental information centers in tehran which use internet for acquisition and dissemination of information and also for reference services, methods of col...

PURPOSE OF REVIEW Cost-effective care pathways are integral to delivering sustainable healthcare programmes. Due to the overestimation of coronary artery disease using traditional risk tables, non-invasive testing has been utilised to improve risk stratification and initiate appropriate management to reduce the dependence on invasive investigations. In line with recent technological improvement...

My plan in this paper is to defend a 'cognitive requirement' on intellectual virtue. I shall argue that part of what is involved with possessing an intellectual virtue is having a certain cognitive perspective on or belief about the disposition in question. The argument will shed light on two main aspects of intellectual virtue. First, it will illuminate the positive psychological substance or ...

background: we conducted a comprehensive bibliometrics analysis to calculate the h, g, m, a and r indicators for all iranian biomedical research centers (ibrcs) from the output of isi web of science (wos) and scopus between 1991 and 2010. we compared the research performance of the research centers according to these indicators.   methods : this was a cross-sectional and descriptive-analytical ...