title: Combined pills may decrease endometrial cancer risk; sequentials may increase it.
mesh_terms: D000328:Adult; D003276:Contraceptives, Oral / Q000009:adverse effects* / Q000494:pharmacology*; D003277:Contraceptives, Oral, Combined / Q000494:pharmacology*; D003279:Contraceptives, Oral, Sequential / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008875:Middle Aged; D011247:Pregnancy; D014594:Uterine Neoplasms / Q000139:chemically induced* / Q000517:prevention & control
chemical_list: D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined; D003279:Contraceptives, Oral, Sequential