@inbook{1167781693, author={Roberto Arenas Guzmán}, title={Queratosis seborreica}, booktitle={Dermatología. Atlas, diagnóstico y tratamiento, 7e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2019}, url={accessmedicina.mhmedical.com/content.aspx?aid=1167781693} }