1. Department of Health Examination Affiliated Hospital of Guizhou Medical University, Guiyang, 550004, Guizhou, P. R. China
2. Department of Intensive Medicine HongQi Hospital Affiliated to Mudanjiang Medical College, Mudanjiang 157000, Heilongjiang, P. R. China
3. Department of Orthopedics, People’s Hospital of Dongxihu District, Wuhan 430040, Hubei, P. R. China