Pohan, I. T. S., Tarigan, A. P., Pandiaman, P., & Erna, M. (2025). The Effect of Providing Digital Education Through Smartphone Applications on Control Level of Asthma Patients at Outpatient Clinic University of North Sumatra Hospital Medan. Journal of Society Medicine, 4(4), 106–114. https://doi.org/10.71197/jsocmed.v4i4.199