@inbook{1145760964, author={Rebecca A. Nelson and David D. Smith and Roderich E. Schwarz}, editor={Morita, Shane Y. and Balch, Charles M. and Klimberg, V. Suzanne and Pawlik, Timothy M. and Posner, Mitchell C. and Tanabe, Kenneth K.}, title={Epidemiology and Staging of Upper Gastrointestinal Cancer}, booktitle={Textbook of Complex General Surgical Oncology}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2018}, url={hemonc.mhmedical.com/content.aspx?aid=1145760964} }