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Zhao J, Wang X, Hou T, He S.Zhao J, et al.Spine (Phila Pa 1976). 2002 Dec 15;27(24):2753-7. doi: 10.1097/00007632-200212150-00003.Spine (Phila Pa 1976). 2002.PMID: 12486342Clinical Trial.
Zhao J, Hou T, Wang X, Ma S.Zhao J, et al.Eur Spine J. 2003 Apr;12(2):173-7. doi: 10.1007/s00586-001-0376-4. Epub 2003 Jan 11.Eur Spine J. 2003.PMID: 12709855Free PMC article.
Lian X, Zhao J, Hou T, Ma H, Chen Z.Lian X, et al.Spine (Phila Pa 1976). 2006 Nov 1;31(23):E895-9. doi: 10.1097/01.brs.0000244666.91119.a1.Spine (Phila Pa 1976). 2006.PMID: 17077728
Li ZH, Ma H, Fu Q, Hou TS.Li ZH, et al. Among authors: hou ts.Zhonghua Wai Ke Za Zhi. 2012 Feb 1;50(2):110-4.Zhonghua Wai Ke Za Zhi. 2012.PMID: 22490346Chinese.
He S, Hussain N, Zhao J, Fu Q, Hou T.He S, et al.Spine (Phila Pa 1976). 2006 Jan 1;31(1):33-6. doi: 10.1097/01.brs.0000192726.53415.bf.Spine (Phila Pa 1976). 2006.PMID: 16395173