title: Cholesterol gallstones.
mesh_terms: D002769:Cholelithiasis / Q000139:chemically induced* / Q000378:metabolism; D002784:Cholesterol / Q000378:metabolism; D003276:Contraceptives, Oral / Q000009:adverse effects*; D003278:Contraceptives, Oral, Hormonal / Q000009:adverse effects*; D004967:Estrogens / Q000009:adverse effects*; D005260:Female; D006801:Humans
chemical_list: D003276:Contraceptives, Oral; D003278:Contraceptives, Oral, Hormonal; D004967:Estrogens; D002784:Cholesterol