1 Dept. of Military and Special Medicine, No. 971 Hospital of the PLA Navy, No. 22 Minjiang Rd. Shinan District, Qingdao, 266071, China.
2 Dept. of Neurology, No 96604 Unit Hospital of the PLA, Lanzhou, 730030, China.
3 Vascular Access Specialist Team, No. 971 Hospital of the PLA Navy, Qingdao, 266071, China.
4 Dept. of Military and Special Medicine, No. 971 Hospital of the PLA Navy, No. 22 Minjiang Rd. Shinan District, Qingdao, 266071, China. dr.qingsun@smmu.edu.cn.
5 Dept. Special Medicine, School of Basic Medicine, Qingdao University, Qingdao, 266071, China. dr.qingsun@smmu.edu.cn.