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Wang HJ, Chen BB, Yu CW, Hsu CY, Shih TT.Wang HJ, et al. Among authors: yu cw.Spine (Phila Pa 1976). 2007 Nov 1;32(23):2610-5. doi: 10.1097/BRS.0b013e318158cb49.Spine (Phila Pa 1976). 2007.PMID: 17978662
Yu CW, Shih TT, Hsu CY, Lin LC, Wei SY, Lee CM, Lee YT.Yu CW, et al.Radiology. 2009 Sep;252(3):704-11. doi: 10.1148/radiol.2523081615.Radiology. 2009.PMID: 19717751