title: Early versus delayed surgery for acute cholecystitis.
mesh_terms: D000208:Acute Disease; D000328:Adult; D000368:Aged; D002763:Cholecystectomy; D002764:Cholecystitis / Q000601:surgery*; D005260:Female; D006801:Humans; D007902:Length of Stay; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications; D012189:Retrospective Studies; D013997:Time Factors