title: Validation--how much is required?
authors.affiliation: John Sharp Consultants, Woodley, Berks., United Kingdom.
authors.forename: J
authors.initials: J
authors.lastname: Sharp
mesh_terms: D004340:Drug Contamination / Q000517:prevention & control; D004345:Drug Industry / Q000592:standards*; D013678:Technology, Pharmaceutical / Q000592:standards*; D014481:United States; D014486:United States Food and Drug Administration