title: Comparative effectiveness of combined oral contraceptives in adolescents.
authors: Juergen
authors: J
authors: Dinger
mesh_terms: D000293:Adolescent; D000294:Adolescent Behavior; D057186:Comparative Effectiveness Research; D003268:Contraception Behavior / Q000706:statistics & numerical data*; D003277:Contraceptives, Oral, Combined / Q000008:administration & dosage / Q000627:therapeutic use*; D004334:Drug Administration Schedule; D005260:Female; D006801:Humans; D011247:Pregnancy; D011275:Pregnancy, Unwanted; D011374:Progesterone / Q000627:therapeutic use; D055815:Young Adult; D016903:Drug Monitoring
chemical_list: D003277:Contraceptives, Oral, Combined; D011374:Progesterone