@article{Pinzón_2013, title={Tópico}, volume={38}, url={https://www.actamedicacolombiana.com/ojs/index.php/actamed/article/view/296}, DOI={10.36104/amc.2013.296}, number={2}, journal={Acta Médica Colombiana}, author={Pinzón, Alfredo}, year={2013}, month={may}, pages={108} }