BOONRUMPAI, Krittinan et al. An Investigation of a SARS-CoV-2 Omicron Variant Cluster Linked to Nightclubs, Kalasin Province, Thailand, December 2021. OSIR Journal, [S.l.], v. 16, n. 4, dec. 2023. ISSN 2651-1061. Available at: <https://osirjournal.net/index.php/osir/article/view/362>. Date accessed: 03 july 2024.