@inbook{1126554799,
author={Omar Felipe Dueñas García and Jesús Jorge Beltrán Montoya},
title={Prólogo},
booktitle={Manual de obstetricia y procedimientos medicoquirúrgicos},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2016},
url={accessmedicina.mhmedical.com/content.aspx?aid=1126554799}
}