@inbook{1119721523,
author={Kelli M. Bullard Dunn and David A. Rothenberger},
editor={Brunicardi, F. Charles and Andersen, Dana K. and Billiar, Timothy R. and Dunn, David L. and Hunter, John G. and Matthews, Jeffrey B. and Pollock, Raphael E.},
title={Colon, recto y ano},
booktitle={Principios de cirugía, 10e},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2015},
url={accessmedicina.mhmedical.com/content.aspx?aid=1119721523}
}