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Chew-Graham CA, Sharp D, Chamberlain E, Folkes L, Turner KM.Chew-Graham CA, et al. Among authors: sharp d.BMC Fam Pract. 2009 Jan 21;10:7. doi: 10.1186/1471-2296-10-7.BMC Fam Pract. 2009.PMID: 19159478Free PMC article.
Sharp DJ, Chew-Graham C, Tylee A, Lewis G, Howard L, Anderson I, Abel K, Turner KM, Hollinghurst SP, Tallon D, McCarthy A, Peters TJ.Sharp DJ, et al.Health Technol Assess. 2010 Sep;14(43):iii-iv, ix-xi, 1-153. doi: 10.3310/hta14430.Health Technol Assess. 2010.PMID: 20860888Free article.Clinical Trial.