Chaiyosang, Napalai, and Jetnipit Sommart. “Applying an ecological model to investigate the implementation situations of child development aged 0-5 years in Na Nong Tum Community, Khon Kaen”. UBRU Journal for Public Health Research 12, no. 2 (August 30, 2023): 26–35. accessed September 24, 2026. https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/261689.