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Tsai CT, Chang WD, Kao MJ, Wang CJ, Lai PT.Tsai CT, et al. Among authors: chang wd.Orthopedics. 2011 Jul 7;34(7):e295-301. doi: 10.3928/01477447-20110526-08.Orthopedics. 2011.PMID: 21717993Clinical Trial.
Lee CL, Cheng CF, Astorino TA, Lee CJ, Huang HW, Chang WD.Lee CL, et al. Among authors: chang wd.J Int Soc Sports Nutr. 2014 May 1;11:17. doi: 10.1186/1550-2783-11-17. eCollection 2014.J Int Soc Sports Nutr. 2014.PMID: 24855458Free PMC article.
Lin HY, Hsieh HC, Lee P, Hong FY, Chang WD, Liu KC.Lin HY, et al. Among authors: chang wd.J Atten Disord. 2017 Aug;21(10):856-864. doi: 10.1177/1087054714542004. Epub 2014 Aug 1.J Atten Disord. 2017.PMID: 25085651Clinical Trial.