Affiliation: | 1. School of Pharmacy, Mudanjiang Medical University, Mudanjiang, Heilongjiang Province, China;2. Department of Neurosurgery, The First Hospital of Jilin University, Changchun, Jilin Province, China;3. Department of Emergency, Hongqi hospital of Mudanjiang Medical University, Mudanjiang, Heilongjiang Province, China;4. Department of Orthopaedics, Changhai Hospital Affiliated to the Second Military Medical University, Shanghai, China;5. Department of Orthopaedic Surgery, Keck School of Medicine, University of Southern California, Los Angeles, California, USA;6. Department of Neurosurgery, Hongqi Hospital of Mudanjiang Medical University, Mudanjiang, Heilongjiang Province, China |