以下是当选择各个选项时其默认的检索限定词:
(缩略图,点击图片链接看原图)法二:利用Pubmed 的Limit,
进入Pubmed点击下图示的Limit
(缩略图,点击图片链接看原图)将出现以下界面,我们可以根据需要选择clinical trial, meta-analysis, practice guildline, randomized controlled trial 进行循证医学检索
width-333)width=width-333" width=640 height=480 title="Click to view full jpg (680 X 510)" border=0 align=absmiddle>法三:(不常用)要求你对限定词的选择很精通,如
治疗:选用randomized controlled trial
诊断:选用sensitivity and specificity
病因:选用case controlled study or cohort study
预后:选用Prognosis or Survival analysis
系统评价:选用meta-analysis