Influenza Epidemic Trend Surveillance and Prediction Based on Search Engine Data: Deep Learning Model Study - Liuyang Yang; Ting Zhang; Xuan Han; Jiao Yang; Yanxia Sun; Libing Ma; Jialong Chen; Yanming Li; Shengjie Lai; Wei Li; Luzhao Feng; Weizhong Yang (Journal of Medical Internet Research, 2023)