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Collins S, van Hilten JJ, Marinus J, Zuurmond WW, de Lange JJ, Perez RS.Collins S, et al. Among authors: perez rs.Arch Phys Med Rehabil. 2008 Jun;89(6):1114-20. doi: 10.1016/j.apmr.2007.10.039.Arch Phys Med Rehabil. 2008.PMID: 18503808
Szadek KM, Hoogland PV, Zuurmond WW, de Lange JJ, Perez RS.Szadek KM, et al. Among authors: perez rs.Reg Anesth Pain Med. 2008 Jan-Feb;33(1):36-43. doi: 10.1016/j.rapm.2007.07.011.Reg Anesth Pain Med. 2008.PMID: 18155055