1. Department of Orthopaedics, Huai'an Hospital Affiliated of Xuzhou Medical College and Huai'an Second Hospital, Huai'an, Jiangsu, China
2. Department of Central Laboratory, Huai'an First People's Hospital, Nanjing Medical University, Huai'an, Jiangsu, China
3. Department of Clinical Laboratory, Huai'an 4th people's Hospital, Huai'an, Jiangsu, China
4. Department of Central Laboratory and Department of Nephrology, Huai'an Hospital Affiliated of Xuzhou Medical College and Huai'an Second Hospital, Huai'an, Jiangsu, China