Surveillance of SARS-CoV-2 variants in Henan, China from 2023 to 2024 - Song, Yun; Wu, Bicong; Ma, Hongxia; Li, Yafei; Yan, Su; Pan, Jingjing; Wang, Haifeng; Ye, Ying; Huang, Xueyong; Guo, Wanshen (Frontiers in Cellular and Infection Microbiology, 2025)