Randomised controlled trials: elements of a good study.
Gebski
V J
VJ
NHMRC Clinical Trials Centre, University of Sydney, NSW. val@ctc.usyd.edu.au
Beller
E M
EM
Keech
A C
AC
D004311:Double-Blind Method; D004992:Ethics, Medical; D019317:Evidence-Based Medicine; D006801:Humans; D018579:Patient Selection; D010506:Periodicals as Topic; D016032:Randomized Controlled Trials as Topic / Q000379:methods*