[Wu, Jun; Zhang, Yan; Qian, Zhenbin; Wang, Rongfang] DiaSys Diagnost Syst Shanghai Co Ltd, Shanghai R&D Ctr, Shanghai, Peoples R China; [Guo, Wei; Zhang, Chunyan; Wu, Jiong; Zhang, Chen; Pan, Baishen] Fudan Univ, Dept Lab Med, Zhongshan Hosp, Shanghai 200433, Peoples R China; [Gramaglia, Irene] La Jolla Infect Dis Inst, San Diego, CA USA