title: Life risks associated with reversible methods of fertility regulation.
mesh_terms: D000028:Abortion, Induced; D000029:Abortion, Legal / Q000401:mortality; D000293:Adolescent; D000328:Adult; D003267:Contraception / Q000379:methods*; D003274:Contraceptive Devices, Female; D003275:Contraceptive Devices, Male; D003280:Contraceptives, Oral, Synthetic / Q000009:adverse effects; D005193:Family Planning Services; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects; D007743:Labor, Obstetric; D009026:Mortality; D011247:Pregnancy; D012306:Risk; D012907:Smoking / Q000150:complications; D006113:United Kingdom; D014481:United States
chemical_list: D003280:Contraceptives, Oral, Synthetic