用户贡献
2021年6月2日 (星期三)
随机对照试验
Blinding
+18
随机对照试验
Sample size
+21
随机对照试验
Sample size
+5
随机对照试验
Restricted
随机对照试验
Sample size
+29
随机对照试验
Simple
随机对照试验
Randomization
+2
随机对照试验
By study design
-222
随机对照试验
By study design
-41
随机对照试验
Trial registration
-15
随机对照试验
Trial registration
-9
随机对照试验
Trial registration
-17
随机对照试验
Ethics
随机对照试验
Ethics
-5
随机对照试验
History
-45
随机对照试验
History
-3
随机对照试验
History
+1
随机对照试验
History
+48
随机对照试验
History
-48
随机对照试验
无编辑摘要
-15
随机对照试验
无编辑摘要
+56