1 Department of Surgery, University of California, San Francisco, San Francisco, California
2 Department of Psychology, Ryerson University, Toronto, Ontario, Canada
3 Department of Psychiatry, University of California, San Francisco, San Francisco, California
4 School of Nursing, University of California, San Francisco, San Francisco, California
Supported by the University of California San Francisco Hellman Family Award for Early Career Faculty.
Poster presentation at the meeting of The American Society of Colon and Rectal Surgeons, St. Louis, Missouri, June 2 to 6, 2007.
Address of correspondence: Madhulika G. Varma, M.D., Department of Surgery, University of California, San Francisco, 2330 Post Street, Suite 260, San Francisco, California. 94115. E-mail: [email protected]
