title: [Ultrasonography of the gallbladder: study of cholecystolithiasis].
mesh_terms: D002769:Cholelithiasis / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008297:Male; D014463:Ultrasonography
vernacular_title: Ultra-sonografia da vesícula biliar: estudo da colecistolitiase.