Syofyan, S., D. Dachriyanus, M. Masrul, and R. Rasyid. “Children’s Perception and Belief about Medicines: Effectiveness and Its Autonomy”. Open Access Macedonian Journal of Medical Sciences, vol. 7, no. 15, Aug. 2019, pp. 2556-62, doi:10.3889/oamjms.2019.662.