Chamchan, S., Rattanadaicharoensuk, S., Yodmalai, P., Thaemcharoen, T. and Singthong, S. 2021. Outbreak investigation of influenza A/H3N2 in a prison, Lop Buri Province, October - December 2019. Journal of Medical and Public Health Region 4. 11, 2 (Sep. 2021), 1–12.