PRAEKUNATHAM, Hirunwut; BURANASATITNON, Sutatip; RUKSAKOM, Hansa. Situation and Spatial Analysis of the COVID-19 Epidemic in Business Establishments: Comparison between the Delta and Omicron Variants in Thailand, July 2021–May 2022. OSIR Journal, [S.l.], v. 15, n. 4, dec. 2022. ISSN 2651-1061. Available at: <http://www.osirjournal.net/index.php/osir/article/view/303>. Date accessed: 29 mar. 2024.