Randomization and concealment in surgical trials: a comparison between orthopaedic and non-orthopaedic randomized trials.
Li
Patricia
P
Department of Clinical Epidemiology and Biostatistics, McMaster University Medical Centre, 1200 Main Street West, Room 2C9, Hamilton, Ontario, L8N 3Z5, Canada.
Mah
Doug
D
Lim
Ki
K
Sprague
Sheila
S
Bhandari
Mohit
M
D006801:Humans; D015337:Multicenter Studies as Topic; D009985:Orthopedics; D016032:Randomized Controlled Trials as Topic / Q000379:methods*