Drug distribution and the physician's responsibilities.
D003691:Delaware; D011307:Drug Prescriptions / Q000592:standards*; D004335:Drug and Narcotic Control / Q000331:legislation & jurisprudence / Q000379:methods*; D006801:Humans; D010819:Physician's Role; D012380:Role; D019966:Substance-Related Disorders / Q000517:prevention & control