1. West China School of Public Health and West China Fourth Hospital, Sichuan University, Chengdu, Sichuan 610041, P. R. China
2. Precision Medicine Center, Medical Equipment Innovation Research Center, Med-X Center for Manufacturing, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, P. R. China
3. Research Center of Analytical Instrumentation, School of Mechanical Engineering, Sichuan University, Chengdu, Sichuan 610065, P. R. China