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Double blind studies

April 2, 2020

Ed Poor
The first double-blind study compared polio vaccine to a placebo, in the 1950s
16:46
+105

April 17, 2013

Fnarrow
dead end page link
13:59
+18

April 13, 2012

CPalmer
cat
m
08:58
+27

April 4, 2012

Havila
Double-Blind Study
15:26
+141

Retrieved from "https://www.conservapedia.com/Special:History/Double_blind_studies"

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