Chamratrithirong, Aphichat, Anthony Bennett, Pramote Prasartkul, and Chai Podhisita. “Family Planning Program Effort and the Initiation of Contraceptive Use: A Multi - Level Analysis”. Journal of Population and Social Studies [JPSS] 2, no. 1 (May 10, 2023): 1–20. Accessed May 18, 2024. https://so03.tci-thaijo.org/index.php/jpss/article/view/268430.