循证医学最佳二次文献及其检索

The best secondary literature and searching for evidence-based medicine

临床医生及卫生工作者为了提高医疗质量和卫生服务水平 ,努力寻求有科学依据的文献源。近年来 ,CochraneLibrary、ACPJournalClub和BestEvidence等支持循证医学的新型文献源被开发。文献证据及其质量是循证医学的关键 ,本文旨在介绍二次文献证据的来源和如何检索 ,为医务工作者的医学实践提供服务和帮助。

The clinicians and allied health workers who want to improve the quality and efficiency of health care services will try to find evidence based literature sources.New literature sources on evidence –based medicine ,for example,the Cochrane Library, ACP Journal Club, and Best Evidence, have been developed in recent years.The evidence and its quality is the key issue of evidence-based medicine.The purpose of this article is to introduce to the healthcare professionals the sources of evidence and how to search for evidence for them.