Boonlom Parsawai. (2023) Factors Affecting Operation of Health Management Subdistrict Nasang Subdistrict, Sriwilai District, Bungkan Province: Case study the spread of the coronavirus disease 2019 (COVID-19). <i>Interdisciplinary Academic and Research Journal</i>, <i>3</i>(4), 167-184.Boonlom Parsawai. "Factors Affecting Operation of Health Management Subdistrict Nasang Subdistrict, Sriwilai District, Bungkan Province: Case study the spread of the coronavirus disease 2019 (COVID-19)". Interdisciplinary Academic and Research Journal 3 (2023):167-184.Boonlom Parsawai. Factors Affecting Operation of Health Management Subdistrict Nasang Subdistrict, Sriwilai District, Bungkan Province: Case study the spread of the coronavirus disease 2019 (COVID-19). DR.KEN Institute of Academic Development and Promotion:ม.ป.ท. 2023.