@inbook{1160042416,
author={Christina W. Lee and Freddy Caldera and Tiffany Zens and Gregory D. Kennedy},
editor={Zinner, Michael J. and Ashley, Stanley W. and Hines, O. Joe},
title={Ulcerative Colitis},
booktitle={Maingot's Abdominal Operations, 13e},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2019},
url={accesssurgery.mhmedical.com/content.aspx?aid=1160042416}
}