[1]
R. A. Irawan, D. A. Ariestine, A. C. Lubis, T. Sungkar, and M. S. Nasution, “Determinants of Frailty Status in Elderly Patients with Permanent Pacemakers at Adam Malik Hospital, Medan”, JSocMed, vol. 4, no. 8, pp. 260–266, Aug. 2025.