Sornmai, Woottipat, Tassanee Silawan, Kanittha Chamroonsawasdi, Phubet Saengsawang, and Chalalai Hanchenlak. 2023. “Role of Village Health Volunteers in Prevention and Control of Coronavirus Disease 2019, Mueang District, Nakhon Ratchasima Province”. Public Health Policy and Laws Journal 9 (2):309-22. https://so05.tci-thaijo.org/index.php/journal_law/article/view/264448.