title: [Calculosis of the biliary tract: clinico-statistical considerations on 1,000 cases].
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D002769:Cholelithiasis / Q000453:epidemiology* / Q000601:surgery; D005260:Female; D006801:Humans; D007558:Italy; D008297:Male; D008875:Middle Aged; D012737:Sex Factors
vernacular_title: Malattia calcolotica delle vie biliari: considerazioni clinico-statistiche su 1000 casi