title: Cholecystitis and cholelithiasis in childhood and adolescence: two case reports.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002764:Cholecystitis / Q000175:diagnosis*; D002769:Cholelithiasis / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans