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Stegemöller EL, Wilson JP, Hazamy A, Shelley MC, Okun MS, Altmann LJ, Hass CJ.Stegemöller EL, et al. Among authors: altmann lj.Phys Ther. 2014 Jun;94(6):757-66. doi: 10.2522/ptj.20130251. Epub 2014 Feb 20.Phys Ther. 2014.PMID: 24557652Free PMC article.