aDivision of Colon and Rectal Surgery, Mayo Clinic, Mayo Clinic College of Medicine, Rochester, MN
bDepartment of Biostatistics, Mayo Clinic, Mayo Clinic College of Medicine, Rochester, MN
cDivision of Gastroenterology and Hepatology, Mayo Clinic, Mayo Clinic College of Medicine, Rochester, MN
Competing Interests Declared: None.
Presented at the Southern Surgical Association 118th Annual Meeting, West Palm Beach, FL, December 2006.
*Correspondence address: Robert R Cima, MD, Division of Colon and Rectal Surgery, Mayo Clinic, Gonda 9 South, 200 First St SW, Rochester, MN 55905.
email: [email protected]
Submitted and accepted December 18, 2006.