1. Department of Aerospace Medical Equipment, Faculty of Aerospace Medicine, the Fourth Military Medical University, Xi'an, China
2. Department of Aerospace Biodynamics, Faculty of Aerospace Medicine, the Fourth Military Medical University, Xi'an, China
3. Tangdu Hospital Faculty of Aerospace Medicine, the Fourth Military Medical University, Xi'an, China
4. Department of Clinical Aerospace Medicine, Faculty of Aerospace Medicine, the Fourth Military Medical University, Xi'an, China