S. . Mandee, S. . Suraseranivongse, . T. . Teerachanant, A. Pradubsuk, and K. . Hanpongwiwat, “Educational Video to Improve the Knowledge of Health Care Providers in Pain Assessment of Preschool Children”, Siriraj Med J, vol. 64, no. 1, pp. 22–26, Jul. 2020.