Climate Factors, Air Pollutants, and Extreme Events Shape Influenza Risk in China: A Hospital-Based Case-Crossover and Machine-Learning Study
Although the link between seasonal influenza and environment has been established, the heterogeneous impacts of climate extreme events with their interactions remain poorly understood. Based on 630,120 influenza-positive cases from hospitals in 335 Chinese cities (2005–2019), this case-crossover study adopted distrib...