Designing a research project: randomised controlled trials and their principles.
Kendall
J M
JM
North Bristol NHS Trust, Frenchay Hospital, Frenchay Park Road, Bristol BS16 1LE, UK. frenchayed@cableinet.co.uk
D002985:Clinical Protocols; D004311:Double-Blind Method; D006801:Humans; D017063:Outcome Assessment, Health Care; D011786:Quality Control; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D012107:Research Design