Prasetyaningsih, Roh Hastuti, Dono Indarto, and Muhammad Akhyar. “Bio-Psychosocial Determinants of Quality of Life in the Elderly”. Journal of Epidemiology and Public Health 1, no. 2 (June 16, 2016): 108–117. Accessed May 3, 2024. https://jepublichealth.com/index.php/jepublichealth/article/view/15.