1. Department of Orthopaedics, Xijing Hospital, The Fourth Military Medical University, Xi’an 710032, People’s Republic of China
2. Department of Intensive Care Unit, Nanjing First Hospital, Nanjing Medical University, Nanjing 210006, Jiangsu Province, China
3. Department of Aerospace Medical Training, School of Aerospace Medicine, Fourth Military Medical University, Xi’an 710032, Shaanxi, China
4. Department of Spine Surgery, Daxing Hospital, Xi’an 710016, Shaanxi, China
5. Department of Hematology, Daxing Hospital, Xi’an 710016, Shaanxi, China