N. . Marbun, K. Manurung, J. Hutajulu, A. Purba, and R. A. Dakhi, “Effect of CERDIK-Based Health Promotion on Healthy Lifestyle Behavior among Patients with Coronary Heart Disease: A Quasi-Experimental Study”, JPS, vol. 9, no. 3, pp. 2827–2834, Aug. 2026.