Low power and striking results--a surprise but not a paradox.
作者信息
Walker A M
出版信息
N Engl J Med. 1995 Apr 20;332(16):1091-2. doi: 10.1056/NEJM199504203321609.
PMID:7898529
Abstract
摘要
Walker A M
N Engl J Med. 1995 Apr 20;332(16):1091-2. doi: 10.1056/NEJM199504203321609.
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