Factors influencing prescribing in general practice.
D000367:Age Factors; D003278:Contraceptives, Oral, Hormonal / Q000009:adverse effects; D004347:Drug Interactions; D011307:Drug Prescriptions; D005194:Family Practice; D005823:Genetics; D006801:Humans; D004364:Pharmaceutical Preparations / Q000378:metabolism; D012907:Smoking
D003278:Contraceptives, Oral, Hormonal; D004364:Pharmaceutical Preparations