Inadequately written prescriptions. "As directed" prescriptions analyzed.
D004348:Drug Labeling; D011307:Drug Prescriptions; D004358:Drug Therapy; D005500:Follow-Up Studies; D006266:Health Education; D006801:Humans; D007398:Interpersonal Relations; D008508:Medication Errors; D004364:Pharmaceutical Preparations / Q000008:administration & dosage
D004364:Pharmaceutical Preparations