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Milton K, Kelly P, Bull F, Foster C.Milton K, et al. Among authors: foster c.BMC Public Health. 2011 Aug 2;11:614. doi: 10.1186/1471-2458-11-614.BMC Public Health. 2011.PMID: 21810254Free PMC article.
Thomas E, Wickramasinghe K, Mendis S, Roberts N, Foster C.Thomas E, et al. Among authors: foster c.BMC Public Health. 2015 Jul 14;15:650. doi: 10.1186/s12889-015-2024-7.BMC Public Health. 2015.PMID: 26169364Free PMC article.
Williamson W, Kluzek S, Roberts N, Richards J, Arden N, Leeson P, Newton J, Foster C.Williamson W, et al. Among authors: foster c.BMJ Open. 2015 Aug 10;5(8):e007642. doi: 10.1136/bmjopen-2015-007642.BMJ Open. 2015.PMID: 26260348Free PMC article.