title: One-year contraceptive follow-up of adolescent patients.
mesh_terms: D000293:Adolescent; D002648:Child; D003267:Contraception; D003273:Contraceptive Devices / Q000009:adverse effects; D003276:Contraceptives, Oral / Q000009:adverse effects; D003376:Counseling; D005193:Family Planning Services; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D006973:Hypertension / Q000139:chemically induced; D007434:Intrauterine Devices; D010379:Peer Group; D010414:Pennsylvania; D049590:Postpartum Period; D011247:Pregnancy
chemical_list: D003276:Contraceptives, Oral