D. Istiqomah, I. M. Pisacha, D. K. Putri, and V. Suswidiantoro, “Correlation Between Knowledge Levels and Usage Behavior of Over-The-Counter and Limited Over-The-Counter Drugs for Cough Self-Medication in the Community of Sidodadi Pardasuka Village”, JS, vol. 5, no. 2, pp. 435–448, Aug. 2026.