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Cole DW, Ginn TA, Chen GJ, Smith BP, Curl WW, Martin DF, Poehling GG.Cole DW, et al. Among authors: chen gj.Arthroscopy. 2005 Jul;21(7):786-90. doi: 10.1016/j.arthro.2005.04.102.Arthroscopy. 2005.PMID: 16012490
Muender MM, Moore ML, Chen GJ, Sevick MA.Muender MM, et al. Among authors: chen gj.Prev Med. 2000 Apr;30(4):271-6. doi: 10.1006/pmed.2000.0637.Prev Med. 2000.PMID: 10731454Clinical Trial.