Any casualties in the clash of randomised and observational evidence? No - recent comparisons have studied selected questions but we do need more data

被引：73

作者：

Ioannidis, JPA ^{[1
]}

Haidich, AB

Lau, J

机构：

[1] Univ Ioannina, Sch Med, Dept Hyg & Epidemiol, Clin Trials & Evidence Based Med Unit, GR-45110 Ioannina, Greece

[2] Tufts Univ, New England Med Ctr, Sch Med, Dept Med,Div Clin Care Res, Boston, MA 02111 USA

来源：

BRITISH MEDICAL JOURNAL | 2001年 / 322卷 / 7291期

关键词：

D O I：

10.1136/bmj.322.7291.879

中图分类号：

R5 [内科学];

学科分类号：

1002 ; 100201 ;

摘要：

引用

页码：879 / 880

页数：2

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