@inbook{1181675819, author={Mark A. Schumacher and Allan I. Basbaum and Ramana K. Naidu}, editor={Katzung, Bertram G. and Vanderah, Todd W.}, title={Agonistas y antagonistas de opioides}, booktitle={Farmacología básica y clínica, 15e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2021}, url={accessmedicina.mhmedical.com/content.aspx?aid=1181675819} }