1. Department of Wound Repair, The First Affiliated Hospital of Hainan Medical University, Haikou, Hainan 570100, P.R. China
2. Department of Wound Repair, The First Affiliated Hospital of Hainan Medical University, Haikou, Hainan 570100, P.R. China
3. Department of Endocrinology, The First Affiliated Hospital of Hainan Medical University, Haikou, Hainan 570100, P.R. China
4. Department of Spinal Surgery, The Second Affiliated Hospital of Hainan Medical University, Haikou, Hainan 570100, P.R. China