“Correlation Between Body Mass Index and Frailty in Elderly Men at Pemecutan Village, West Denpasar District, Bali”. Jurnal Penyakit Dalam Udayana 5, no. 1 (June 30, 2021): 9–13. Accessed October 25, 2025. https://jpdunud.org/index.php/JPD/article/view/162.