Limitations of "pragmatic" trials

被引:17
作者
Ernst, E [1 ]
Canter, PH
机构
[1] Univ Exeter, Peninsula Med Sch, Exeter, Devon, England
[2] Univ Plymouth, Exeter, Devon, England
关键词
D O I
10.1136/pgmj.2004.026807
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Pragmatic trials are often comparatively weak research tools.
引用
收藏
页码:203 / 203
页数:1
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JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 2003, 290 (12) :1624-1632