1. Department of Clinical Chemistry, The Second Hospital of Shandong University, Jinan, Shandong, China
2. Shandong University of Traditional Chinese Medicine, Jinan, Shandong, China
3. Department of Orthopedics, The People's Hospital of Penglai City, Penglai, Shandong, China
4. Department of Orthopedics, Affiliated Hospital of Shandong University of Traditional Chinese Medicine, Jinan, Shandong, China