@inbook{1193810464, author={Ylse Gutiérrez Grobe and Eduardo Sánchez Cortés}, editor={Nahum, Méndez-Sánchez}, title={Cuerpos extraños en gastroenterología}, booktitle={Gastroenterología, 4e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2022}, url={accessmedicina.mhmedical.com/content.aspx?aid=1193810464} }