Rompipat, S., Rutchanagul, P. and Kaewwimol, P. (2019) “Factors Related to the Perceived Competency Regarding Knowledge and Skills of the Expanded Program on Immunization Staff in Thailand”, Thammasat Review, 22(1), pp. 77–90. available at: https://sc01.tci-thaijo.org/index.php/tureview/article/view/197658 (accessed: 26 March 2025).