Efficacy of Jinhua Qinggan Granules Combined With Western Medicine in the Treatment of Confirmed and Suspected COVID-19: A Randomized Controlled Trial oleh XueDong An, Xi Xu, MingZhong Xiao, XiaoJun Min, Yi Lyu, JiaXing Tian, Jia Ke, SuPing Lang, Qing Zhang, An Fan, BinBin Liu, Ying Zhang, YaLing Hu, YaNa Zhou, JiaKai Shao, XiaoDong Li, FengMei Lian, XiaoLin Tong