@inbook{1179071909, author={Maxine A. Papadakis and Stephen J. McPhee and Michael W. Rabow}, title={Prefacio}, booktitle={Diagnóstico clínico y tratamiento 2021}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2021}, url={accessmedicina.mhmedical.com/content.aspx?aid=1179071909} }