Affiliation: | 1. Department of Biomedical Engineering, Fourth Military Medical University, Xi'an, China;2. Institute of Orthopaedics, Xijing Hospital, Fourth Military Medical University, Xi'an, China;3. Department of Stomatology, General Hospital of Shenyang Military Area Command, Shenyang, China;4. Department of Preventive Medicine, Fourth Military Medical University, Xi'an, China;5. Department of Nursing, Fourth Military Medical University, Xi'an, China |