1 Beijing Physical Examination Center, Beijing 100077, China.
2 Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing 100190, China.
3 Medical Engineering Department, Peking University Third Hospital, Beijing 100191, China.
4 School of Public Health, Beijing Municipal Key Laboratory of Clinical Epidemiology, Capital Medical University, Beijing 100069, China.
5 Cente Of Quality Control and Improvement for Physical Check Up, Beijing Municipality, Beijing 100077, China.
6 School of Medicine, Nankai University, Tianjin 300071, China.
7 Beijing Physical Examination Center, Beijing 100077, China;Cente Of Quality Control and Improvement for Physical Check Up, Beijing Municipality, Beijing 100077, China.