Affiliation: | 1.Department Spinal Surgery,Jinan Central Hospital Affiliated to Shandong University,Jinan,China;2.Department Emergency Medicine,Taishan Medical University,Taian,China;3.Department Surgery - Orthopedics,University of Kansas School of Medicine-Wichita,Wichita,USA;4.Department Obstetrics and Gynecology,Affiliated Hospital of Taishan Medical University,Taian,China;5.Department Ophthalmology,Affiliated Hospital of Taishan Medical University,Taian,China |