title: Adding ancillaries. Clinical trials.
authors.forename: Barbara
authors.initials: B
authors.lastname: Weiss
mesh_terms: D002986:Clinical Trials as Topic / Q000191:economics / Q000379:methods; D004282:Documentation; D004341:Drug Evaluation; D004864:Equipment and Supplies; D006801:Humans; D007318:Inservice Training; D007388:Internal Medicine / Q000458:organization & administration*; D007449:Investments; D009819:Office Visits; D010824:Physicians' Offices; D012109:Research Support as Topic / Q000458:organization & administration*; D014481:United States