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Gu Y, Shelton JE, Ketchum JM, Cifu DX, Palmer D, Sparkman A, Jermer-Gu MK, Mendigorin M.Gu Y, et al. Among authors: ketchum jm.PM R. 2011 Jan;3(1):27-32. doi: 10.1016/j.pmrj.2010.09.015.PM R. 2011.PMID: 21257130
Niedzwecki CM, Marwitz JH, Ketchum JM, Cifu DX, Dillard CM, Monasterio EA.Niedzwecki CM, et al. Among authors: ketchum jm.J Head Trauma Rehabil. 2008 Jul-Aug;23(4):209-19. doi: 10.1097/01.HTR.0000327253.61751.29.J Head Trauma Rehabil. 2008.PMID: 18650765
Arango-Lasprilla JC, Ketchum JM, Gary KW, Kreutzer JS, O'Neil-Pirozzi TM, Wehman P, Marquez de la Plata C, Jha A.Arango-Lasprilla JC, et al. Among authors: ketchum jm.PM R. 2009 Jan;1(1):41-9. doi: 10.1016/j.pmrj.2008.07.001. Epub 2008 Dec 11.PM R. 2009.PMID: 19627871
Arango-Lasprilla JC, Ketchum JM, Francis K, Lewis A, Premuda P, Wehman P, Kreutzer J.Arango-Lasprilla JC, et al. Among authors: ketchum jm.PM R. 2010 Oct;2(10):901-10. doi: 10.1016/j.pmrj.2010.05.009.PM R. 2010.PMID: 20970759
Arango-Lasprilla JC, Ketchum JM, Lewis AN, Krch D, Gary KW, Dodd BA Jr.Arango-Lasprilla JC, et al. Among authors: ketchum jm.PM R. 2011 Dec;3(12):1083-91. doi: 10.1016/j.pmrj.2011.05.023. Epub 2011 Aug 26.PM R. 2011.PMID: 21872550