title: [Malignant degeneration of calculous cholecystitis].
mesh_terms: D002031:Bulgaria; D002763:Cholecystectomy; D002764:Cholecystitis / Q000150:complications*; D002769:Cholelithiasis / Q000150:complications*; D005706:Gallbladder Neoplasms / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology*; D006801:Humans; D011230:Precancerous Conditions
vernacular_title: Kum zlokachestvenata degeneratsiia pri kalkulozniia kholetsistit.