[1] Dept Surg, Stony Brook, NY 11794 USA
[2] Univ Illinois, Coll Med, Dept Surg, Chicago, IL USA
[3] Univ Texas Med Sch Houston, Houston, TX USA
[4] Univ Texas MD Anderson Canc Ctr, Baylor Coll Med, Div Surg, Houston, TX USA
[5] Washington Univ, Sch Med, St Louis, MO USA
[6] Case Western Reserve Univ, Cleveland, OH 44106 USA
[7] Univ Illinois, Coll Med, Div Colon & Rectal Surg, Chicago, IL USA
[8] SUNY Stony Brook, Div Colon & Rectal Surg, Stony Brook, NY USA
[9] Univ S Alabama, Coll Med, Mobile, AL 36688 USA
[10] Univ Minnesota, Minneapolis, MN USA
[11] Univ So Calif, Keck Sch Med, Los Angeles, CA USA
[12] Mt Sinai Sch Med, Dept Surg, New York, NY USA
[13] Univ S Florida, Tampa, FL USA
[14] McGill Univ, Ctr Hlth, Dept Pathol, Montreal, PQ, Canada
[15] Univ Texas Med Sch, Houston, TX USA
[16] Cleveland Clin, Dept Colorectal Surg, Cleveland, OH USA
[17] Ohio State Univ, Cleveland Clin Fdn, Hlth Sci Ctr, Columbus, OH 43210 USA
[18] Univ S Florida, Dept Surg, Tampa, FL USA