Soncha, N., A. Hayakwong, and S. Satthapisit. “ Ban Wa Sub-district Mueang Khon Kaen District Khon Kaen Province”. The Office of Disease Prevention and Control 8 Udon Thani Journal, vol. 1, no. 2, Jan. 2023, pp. 1-13, https://he03.tci-thaijo.org/index.php/JODPC8/article/view/943.