Chotigadachanarong P, Osothsinlp S, Prasan S, Chongchitpaisan W. Investigation of a public hospital cluster of COVID-19 cases in Bangkok. Dis Control J [internet]. 2023 Jun. 29 [cited 2026 Oct. 12];49(2):479-90. available from: https://he01.tci-thaijo.org/index.php/DCJ/article/view/256288