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Chung KJ, Han AN, Kim KH.Chung KJ, et al. Among authors: kim kh.J Exerc Rehabil. 2015 Oct 30;11(5):251-4. doi: 10.12965/jer.150226. eCollection 2015 Oct.J Exerc Rehabil. 2015.PMID: 26535214Free PMC article.Review.