Replies to the question: should the practice of drug sampling be retained or eliminated?
D016527:Drug Costs; D004345:Drug Industry; D004363:Drug Utilization; D005572:Formularies, Hospital as Topic / Q000592:standards*; D010349:Patient Compliance; D010607:Pharmacy Service, Hospital / Q000191:economics / Q000458:organization & administration*; D014481:United States