Randomized controlled trials for benign prostatic obstruction: problems and pitfalls.
Chapple
C R
CR
Royal Hallamshire Hospital, Sheffield, UK. c.r.chapple@shef.ac.uk
D001291:Attitude of Health Personnel; D006801:Humans; D008297:Male; D010358:Patient Participation; D011470:Prostatic Hyperplasia / Q000628:therapy*; D016032:Randomized Controlled Trials as Topic / Q000379:methods*