Vargas-Rodriguez, Y. M., A. E. O. Valdivia, C. Montano-Osorio, A. E. Lima-Vargas, S. M. Pacheco-Ortin, and G. I. Vargas-Rodriguez. “Online Applied Problem-Based Learning to Determine the Shelf Life of an on-Site Solution of Refrigerated Drug”. International Journal of Educational Technology and Learning, vol. 9, no. 1, Sept. 2020, pp. 10-18, doi:10.20448/2003.91.10.18.