Cholecystitis and cholelithiasis in younger age groups.
D000328:Adult; D000367:Age Factors; D002763:Cholecystectomy; D002764:Cholecystitis / Q000453:epidemiology* / Q000601:surgery; D002769:Cholelithiasis / Q000453:epidemiology* / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009523:Newfoundland and Labrador