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Goodyear-Smith F, Jackson C, Greenhalgh T.Goodyear-Smith F, et al. Among authors: greenhalgh t.BMC Med Ethics. 2015 Nov 16;16:78. doi: 10.1186/s12910-015-0072-2.BMC Med Ethics. 2015.PMID: 26573410Free PMC article.
Greenhalgh T, Wong G, Westhorp G, Pawson R.Greenhalgh T, et al.BMC Med Res Methodol. 2011 Aug 16;11:115. doi: 10.1186/1471-2288-11-115.BMC Med Res Methodol. 2011.PMID: 21843376Free PMC article.
Wieringa S, Engebretsen E, Heggen K, Greenhalgh T.Wieringa S, et al. Among authors: greenhalgh t.J Med Internet Res. 2018 Feb 2;20(2):e34. doi: 10.2196/jmir.8325.J Med Internet Res. 2018.PMID: 29396385Free PMC article.
James HM, Papoutsi C, Wherton J, Greenhalgh T, Shaw SE.James HM, et al. Among authors: greenhalgh t.J Med Internet Res. 2021 Jan 26;23(1):e23775. doi: 10.2196/23775.J Med Internet Res. 2021.PMID: 33434141Free PMC article.