title: E-prescribing for controlled substances.
mesh_terms: D016303:Clinical Pharmacy Information Systems / Q000331:legislation & jurisprudence; D011307:Drug Prescriptions; D004335:Drug and Narcotic Control / Q000331:legislation & jurisprudence*; D007880:Legislation, Drug; D007885:Legislation, Pharmacy; D050316:Medical Order Entry Systems / Q000331:legislation & jurisprudence; D016636:Telefacsimile / Q000331:legislation & jurisprudence; D013714:Tennessee