Romauli E.G. Siallagan. Edukasi Gerkasa-Lasakit (Gerakan Lansia Sehat Sadar Penyakit). Sevaka [Internet]. 2023 Nov. 30 [cited 2025 Aug. 22];1(4):01-8. Available from: https://journal.stikescolumbiasiamdn.ac.id/index.php/Sevaka/article/view/90