OTC or not OTC--that is the question.
Parmley
W W
WW
D004335:Drug and Narcotic Control / Q000331:legislation & jurisprudence*; D006801:Humans; D004366:Nonprescription Drugs; D014481:United States; D014486:United States Food and Drug Administration / Q000331:legislation & jurisprudence*
D004366:Nonprescription Drugs