Thien Nhan, Nguyen. “POPULATION AGING: AN INEVITABLE TREND AND GLOBAL CHALLENGE FOR PUBLIC HEALTH AND DEVELOPMENT”. Journal of Health and Aging - Thong Nhat Hospital 1, no. 1 (June 3, 2025): 5–18. Accessed August 13, 2025. https://tcsuckhoelaohoa.vn/bvtn/article/view/10.