Sornsurin W, Sujinpram S, Jiraphongsa C, Taweewiyakarn P, Jitpeera C. An outbreak investigation of coronavirus 2019 (COVID-19) in a long-term care facility in Bangkok, July-September 2021. Dis Control J [internet]. 2023 Dec. 29 [cited 2026 Sep. 1];49(4):846-57. available from: https://he01.tci-thaijo.org/index.php/DCJ/article/view/262839