1. Bone & Joint Surgery Department Shandong Provincial Qianfoshan HospitalShandong University Jinan China
2. Department of Orthopedics Affiliated Hospital of Shandong University of Traditional Chinese Medicine Jinan China
3. Oncological Radiotherapy Department Shandong Provincial Qianfoshan HospitalShandong University Jinan China
4. Quality Control Office The First Affiliated Hospital of Shandong First Medical University Jinan China