1. Gusu District Health Supervision Institute Suzhou Jiangsu China
2. Department of Physical Examination Center Suzhou Industrial Park Center for Disease Control and Prevention Suzhou China
3. Department of Health Policy Management, Bloomberg School of Public Health Johns Hopkins University Baltimore Maryland USA
4. Shanghai Bluecross Medical Science Institute Shanghai China
5. Institute for Hospital Management Tsing Hua University, Shenzhen Campus Shenzhen Beijing China
6. Department of General Family Medicine Baita Community Health Service Center of Suzhou Suzhou China
7. Department of Occupational Disease The Fifth People's Hospital of Suzhou Suzhou China