Jitpeera, C., Wongsanuphat, S., Salakij, B., Nalam, P., Jannok, T., Sinprawat, W., Tipsriraj, A., & Ekrarakrungreung, N. (2022). An outbreak investigation of influenza in a special education school, Phrae province, 2018. Disease Control Journal, 48(1), 227–238. https://doi.org/10.14456/dcj.2022.20