Gulo, Estifania Anggrening, and Sondang Ratnauli Sianturi. “Family Support and Loneliness Levels Among Elderly People at Posyandu”. Jurnal Keperawatan Florence Nightingale 8, no. 2 (December 30, 2025): 306–315. Accessed January 15, 2026. https://www.ejournal.stikstellamarismks.ac.id/index.php/JKFN/article/view/451.