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...

background: communications and information technology revolution has a remarkable effect on economic, social, politic and security of all the world. using of information technology in medicine has many advantages such as improve the quality and effectiveness of care, reduce medical errors, enhance the management of acute and chronic disease, access to updated information, and help to medical de...