Thittayawadee Intarangkul, Choomsri Thonkate. “Prevalence and Factors Affecting Depression of the Elderly: A Cross-Sectional Study in Thailand”. Journal for ReAttach Therapy and Developmental Diversities, vol. 6, no. 3s, Apr. 2023, pp. 691-7, https://jrtdd.com/index.php/journal/article/view/401.