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Moore L, Campbell R, Whelan A, Mills N, Lupton P, Misselbrook E, Frohlich J.Moore L, et al. Among authors: campbell r.BMJ. 2002 Dec 14;325(7377):1383. doi: 10.1136/bmj.325.7377.1383.BMJ. 2002.PMID: 12480850Free PMC article.Clinical Trial.
Starkey F, Moore L, Campbell R, Sidaway M, Bloor M; ASSIST.Starkey F, et al. Among authors: campbell r.BMC Public Health. 2005 Apr 22;5:43. doi: 10.1186/1471-2458-5-43.BMC Public Health. 2005.PMID: 15847695Free PMC article.
Bonell C, Harden A, Wells H, Jamal F, Fletcher A, Petticrew M, Thomas J, Whitehead M, Campbell R, Murphy S, Moore L.Bonell C, et al. Among authors: campbell r.BMC Public Health. 2011 Jun 9;11:453. doi: 10.1186/1471-2458-11-453.BMC Public Health. 2011.PMID: 21658232Free PMC article.