The quality of randomised controlled trials may be better than assumed.
del Giglio
Auro
A
ABC Foundation School of Medicine, Avenida Rebouças 3387 São Paulo, Brazil, 05410-040. sandrabr@netpoint.com.br
Costa
Luciano Jose
LJ
D017326:Clinical Trials, Phase III as Topic / Q000592:standards*; D006801:Humans; D009369:Neoplasms / Q000532:radiotherapy*; D016032:Randomized Controlled Trials as Topic / Q000592:standards*; D012107:Research Design / Q000592:standards*