Director, Section of Colon and Rectal Surgery Northwestern University Feinberg School of Medicine
I. Helenowski, PhD, Northwestern University Feinberg School of Medicine, Chicago, Illinois, UNITED STATES|K.S. Olortegui, K. Umanskiy, Assistant Professor, University of Chicago Pritzker School of Medicine, Chicago, Illinois, UNITED STATES|V. Poylin, Associate Professor, Northwestern University Feinberg School of Medicine, Chicago, Illinois, UNITED STATES|C. Cordova-Cassia, Research Associate, E. Rebagliati National Hospital, Lima, PERU|
