title: Giant sigmoid diverticulum.
authors.affiliation: Department of Colorectal Surgery, Prince of Wales Hospital, Sydney, New South Wales, Australia.
authors.forename: Edward A
authors.initials: EA
authors.lastname: Cooper
authors.affiliation: Department of Colorectal Surgery, Prince of Wales Hospital, Sydney, New South Wales, Australia.
authors.forename: Mark D
authors.initials: MD
authors.lastname: Muhlmann