Division of Colorectal Surgery, University of Southern California, Keck School of Medicine, Los Angeles, California

Funding/Support: None reported.

Financial Disclosure: None reported.

Correspondence: Christine Hsieh, M.D., Division of Colorectal Surgery, University of Southern California, Keck School of Medicine, 1975 Zonal Ave, Los Angeles, CA 90033. E-mail: [email protected]