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Cooper BS, Stone SP, Kibbler CC, Cookson BD, Roberts JA, Medley GF, Duckworth GJ, Lai R, Ebrahim S.Cooper BS, et al. Among authors: roberts ja.Health Technol Assess. 2003;7(39):1-194. doi: 10.3310/hta7390.Health Technol Assess. 2003.PMID: 14636487Free article.Review.
Cooper BS, Stone SP, Kibbler CC, Cookson BD, Roberts JA, Medley GF, Duckworth G, Lai R, Ebrahim S.Cooper BS, et al. Among authors: roberts ja.BMJ. 2004 Sep 4;329(7465):533. doi: 10.1136/bmj.329.7465.533.BMJ. 2004.PMID: 15345626Free PMC article.Review.
Fuller C, Michie S, Savage J, McAteer J, Besser S, Charlett A, Hayward A, Cookson BD, Cooper BS, Duckworth G, Jeanes A, Roberts J, Teare L, Stone S.Fuller C, et al.PLoS One. 2012;7(10):e41617. doi: 10.1371/journal.pone.0041617. Epub 2012 Oct 23.PLoS One. 2012.PMID: 23110040Free PMC article.Clinical Trial.
Stone SP, Fuller C, Savage J, Cookson B, Hayward A, Cooper B, Duckworth G, Michie S, Murray M, Jeanes A, Roberts J, Teare L, Charlett A.Stone SP, et al.BMJ. 2012 May 3;344:e3005. doi: 10.1136/bmj.e3005.BMJ. 2012.PMID: 22556101Free PMC article.