@article{MedUNAB_2004, title={Créditos institucionales}, volume={7}, url={https://revistas.unab.edu.co/index.php/medunab/article/view/3168}, number={21}, journal={MedUNAB}, author={MedUNAB, MedUNAB}, year={2004}, month={dic.}, pages={2} }