Boonrumpai, Krittinan, Chawisar Janekrongtham, Pichaya Sonthiporn, Orathai Suwanchairob, Prangsiri Nalam, Chonlada Siri, Wanich Rungram, Phanthanee Thitichai, & Thanit Rattanathumsakul. "An Investigation of a SARS-CoV-2 Omicron Variant Cluster Linked to Nightclubs, Kalasin Province, Thailand, December 2021." OSIR Journal [Online], 16.4 (2023): n. pag. Web. 3 Jul. 2024