1. State Key Laboratory of Bioelectronics, School of Biological Science and Medical Engineering, Southeast University, 2 Sipailou, Nanjing 210096, China
2. Center for Global Health, Departments of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical University, Nanjing 211166, China
3. Ceyear Technology Co., Ltd., 98 Xiangjiang Road, Qingdao 266000, China
4. Public Health and Epidemic Preparedness and Response Center, Peking University, Xueyuan Road, Haidian District, Beijing 100191, China