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Hoff J, Gran A, Helgerud J.Hoff J, et al.Scand J Med Sci Sports. 2002 Oct;12(5):288-95. doi: 10.1034/j.1600-0838.2002.01140.x.Scand J Med Sci Sports. 2002.PMID: 12383074Clinical Trial.
Wang E, Hoff J, Loe H, Kaehler N, Helgerud J.Wang E, et al. Among authors: hoff j.Eur J Appl Physiol. 2008 Nov;104(4):749-56. doi: 10.1007/s00421-008-0826-3. Epub 2008 Aug 23.Eur J Appl Physiol. 2008.PMID: 18726111Clinical Trial.
Wang E, Helgerud J, Loe H, Indseth K, Kaehler N, Hoff J.Wang E, et al. Among authors: hoff j.Scand J Med Sci Sports. 2010 Oct;20(5):764-70. doi: 10.1111/j.1600-0838.2009.01014.x.Scand J Med Sci Sports. 2010.PMID: 19804581