1. Department of Orthopedics, Orthopedic Research Institute, West China Hospital, Sichuan University, 610041 Chengdu, China
2. Department of Pediatric Surgery, West China Hospital, Sichuan University, 610041 Chengdu, China
3. LIMES Institute, Department of Molecular Brain Physiology and Behavior, University of Bonn, Carl-Troll-Str. 31, 53115 Bonn, Germany
4. Department of Orthopedics, The Second Affiliated Hospital of Nanchang University, 330006 Nanchang, Jiang Xi, China
5. Department of Orthopedics, Sanya People's Hospital, 572000 Sanya, Hainan, China
6. Department of Orthopaedics and Traumatology, Biomatics Group, University Medical Center of the Johannes Gutenberg University, Langenbeckstr. 1, 55131 Mainz, Germany