Fikriyah Arfina Nainggolan, R. Kintoko Rochadi, & Namora Lumongga Lubis. (2023). Effect of enabling and reinforcing factors on mother’s actions in prevention of COVID-19 in Pematangsiantar city in 2023. Journal Healthcare Treatment Development, 3(01), 51–56. https://doi.org/10.55529/jhtd.32.1.6