[1]Departments of Spine Surgery (B.Y., D.W., W.Z., J.Z., Y.H., B.S., and D.Q.), and Pathology (Y.H.), East Hospital, Tongji University School of Medicine, 150 Jimo Road, PuDong New Area, Shanghai, 200120, China. E-mail address for B. Yu: yubin200445@sina.com. E-mail address for D. Wu: eastspine@yahoo.com. E-mail address for W. Zhao: zhaospine@126.com. E-mail address for J. Zhu: 13916676766@163.com. E-mail address for Y. Huang: surgeonhng@hotmail.com. E-mail address for B. Shen: sanly621@163.com. E-mail address for Y. Han: ada_hy@sohu.com. E-mail address for D. Qi: qidongduo@gmail.com.
[2]Department of Orthopedic Surgery, Shanghai Seventh People's Hospital, 358 Datong Road, PuDong New Area, Shanghai, 200137, China. Email address: ianlynn02@hotmail.com.