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Fee DB, Swartz KR, Joy KM, Roberts KN, Scheff NN, Scheff SW.Fee DB, et al. Among authors: swartz kr.Brain Res. 2007 Mar 16;1137(1):146-52. doi: 10.1016/j.brainres.2006.12.024. Epub 2007 Jan 3.Brain Res. 2007.PMID: 17204255
Swartz K, Fee D.Swartz K, et al.Spine (Phila Pa 1976). 2008 Mar 1;33(5):E152-5. doi: 10.1097/BRS.0b013e3181657f31.Spine (Phila Pa 1976). 2008.PMID: 18317183Review.