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Wagle Shukla A, Shuster JJ, Chung JW, Vaillancourt DE, Patten C, Ostrem J, Okun MS.Wagle Shukla A, et al. Among authors: chung jw.PM R. 2016 Apr;8(4):356-366. doi: 10.1016/j.pmrj.2015.08.009. Epub 2015 Aug 24.PM R. 2016.PMID: 26314233Free PMC article.Review.