Sumangkharo, P. A., Sawatta, S., & Promgun, S. (2023). The Participation of Village Health Volunteers in Promoting Government Policies in the Surveillance of the COVID-19 Epidemic, Muang District, Khon Kaen Province. Journal of Graduate Saket Review, 8(2), 159–169. retrieved from https://so03.tci-thaijo.org/index.php/saketreview/article/view/268096