What kind of randomized trials do we need?
Zwarenstein
Merrick
M
Centre for Health Services Sciences, Sunnybrook Research Institute, Ontario, Canada. merrick.zwarenstein@ices.on.ca
Treweek
Shaun
S
D002170:Canada; D003657:Decision Making; D006801:Humans; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D012107:Research Design; D014481:United States