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Ondrak KS, Hackney AC.Ondrak KS, et al. Among authors: hackney ac.Med Sport Sci. 2010;55:32-42. doi: 10.1159/000321970. Epub 2010 Oct 14.Med Sport Sci. 2010.PMID: 20956858Review.
Rubin DA, Hackney AC.Rubin DA, et al. Among authors: hackney ac.Med Sport Sci. 2010;55:43-55. doi: 10.1159/000321971. Epub 2010 Oct 14.Med Sport Sci. 2010.PMID: 20956859Review.