Parsawai B. Factors Affecting Operation of Health Management Subdistrict Nasang Subdistrict, Sriwilai District, Bungkan Province: Case study the spread of the coronavirus disease 2019 (COVID-19). IARJ [internet]. 2023 Jul. 31 [cited 2026 Aug. 28];3(4):167-84. available from: https://so03.tci-thaijo.org/index.php/IARJ/article/view/268548