@inbook{1119204170, author={Julio Sepúlveda Saavedra and Adolfo Soto Domínguez}, title={Sistema tegumentario}, booktitle={Texto Atlas de Histología. Biología celular y tisular, 2e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2014}, url={accessmedicina.mhmedical.com/content.aspx?aid=1119204170} }