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Lindeman E, Leffers P, Spaans F, Drukker J, Reulen J, Kerckhoffs M, Köke A.Lindeman E, et al. Among authors: leffers p.Arch Phys Med Rehabil. 1995 Jul;76(7):612-20. doi: 10.1016/s0003-9993(95)80629-6.Arch Phys Med Rehabil. 1995.PMID: 7605179Clinical Trial.
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