[1] Cleveland Clin Florida, Ellen Leifer Shulman & Steven Shulman Digest Dis C, Weston, FL USA
[2] Hebrew Univ Jerusalem, Fac Med, Shaare Zedek Med Ctr, Dept Gen Surg, Jerusalem, Israel
[3] Tel Aviv Univ, Fac Med, Sheba Med Ctr, Dept Surg & Transplantat, Tel Hashomer, Israel
[4] Hebrew Univ Jerusalem, Hadassah Med Org, Fac Med, Dept Gen Surg, Jerusalem, Israel
[5] Mansoura Univ Hosp, Colorectal Surg Unit, Mansoura, Egypt
[6] Cleveland Clin Florida, Ellen Leifer Shulman & Steven Shulman Digest Dis C, 2950 Cleveland Clin Blvd, Weston, FL 33331 USA