Sample size and study interpretation

Pittler, Max H.; Ernst, Edzard
April 2004
CMAJ: Canadian Medical Association Journal;4/13/2004, Vol. 170 Issue 8, p1208
Academic Journal
Presents a response by Max H. Pittler and Edzard Ernst to a letter to the editor about their article "Effectiveness of Artichoke Extract in Preventing Alcohol-Induced Hangovers: A Randomized Controlled Trial," in the 2003 issue.


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