Development and validation of an automated and high-throughput quadruplex RT–ddPCR assay for the detection of influenza A, influenza B, respiratory syncytial virus, and SARS-CoV-2 - Huang, Zhongqiang; Song, Jian; Shi, Chunli; Fan, Xiaoyu; Xiao, Yanqun; Wang, Xueliang (Frontiers in Cellular and Infection Microbiology, 2025)