Sample size: how many participants are needed in a trial?

被引：13

作者：

Sedgwick, Philip ^{[1
]}

机构：

[1] Univ London, Ctr Med & Healthcare Educ, London, England

来源：

BMJ-BRITISH MEDICAL JOURNAL | 2013年 / 346卷

关键词：

D O I：

10.1136/bmj.f1041

中图分类号：

R5 [内科学];

学科分类号：

1002 ; 100201 ;

摘要：

引用

页数：2

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