Invited commentary.
Delaney
Conor
C
D017081:Cholecystectomy, Laparoscopic; D002764:Cholecystitis / Q000601:surgery; D003082:Colectomy / Q000295:instrumentation / Q000379:methods*; D012809:Colon, Sigmoid / Q000601:surgery; D003111:Colonic Polyps / Q000601:surgery*; D006801:Humans; D010535:Laparoscopy / Q000379:methods*; D008297:Male; D008875:Middle Aged; D017792:Surgical Stapling; D014472:Umbilicus / Q000601:surgery