title: Gallstones: epidemiological advance versus preventive stalemate.
mesh_terms: D002769:Cholelithiasis / Q000097:blood / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology / Q000517:prevention & control; D003276:Contraceptives, Oral / Q000009:adverse effects; D003718:Denmark / Q000453:epidemiology; D005260:Female; D006801:Humans; D007558:Italy / Q000453:epidemiology; D008297:Male; D012606:Scotland / Q000453:epidemiology; D014463:Ultrasonography
chemical_list: D003276:Contraceptives, Oral