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Quantification of the UPDRS Rigidity Scale.
Patrick SK, Denington AA, Gauthier MJ, Gillard DM, Prochazka A. Patrick SK, et al. IEEE Trans Neural Syst Rehabil Eng. 2001 Mar;9(1):31-41. doi: 10.1109/7333.918274. IEEE Trans Neural Syst Rehabil Eng. 2001. PMID: 11482361 Clinical Trial.
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