Randomized controlled trials and assessment of drug safety.
Clark
David W J
DW
Coulter
David M
DM
Besag
Frank M C
FM
D015507:Drugs, Investigational / Q000009:adverse effects*; D006801:Humans; D011358:Product Surveillance, Postmarketing; D016032:Randomized Controlled Trials as Topic; D014481:United States; D014486:United States Food and Drug Administration
D015507:Drugs, Investigational