@inbook{1176595424, author={William W. Hay Jr. and Myron J. Levin and Mark J. Abzug and Maya Bunik}, title={Vigésimo quinta edición. Aniversario de plata}, booktitle={Diagnóstico y tratamiento pediátricos, 25e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2020}, url={accessmedicina.mhmedical.com/content.aspx?aid=1176595424} }