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Knowles SE, Chew-Graham C, Coupe N, Adeyemi I, Keyworth C, Thampy H, Coventry PA.Knowles SE, et al. Among authors: keyworth c.Implement Sci. 2013 Sep 20;8:110. doi: 10.1186/1748-5908-8-110.Implement Sci. 2013.PMID: 24053257Free PMC article.