Gao, Y., Wang, C., Li, Y., Li, J., Zhang, J., Meng, Z., & Jia, J. (2025). Analysis of epidemiological characteristics of influenza in Qingdao, China during 2019-2023. The Journal of Infection in Developing Countries, 19(11), 1711–1717. https://doi.org/10.3855/jidc.20180