Vargas-Rodriguez, Y. M., Valdivia, A. E. O., Montano-Osorio, C., Lima-Vargas, A. E., Pacheco-Ortin, S. M. and Vargas-Rodriguez, G. I. (2020) “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, 9(1), pp. 10–18. doi: 10.20448/2003.91.10.18.