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Hubbard RE, Lang IA, Llewellyn DJ, Rockwood K.Hubbard RE, et al. Among authors: lang ia.J Gerontol A Biol Sci Med Sci. 2010 Apr;65(4):377-81. doi: 10.1093/gerona/glp186. Epub 2009 Nov 25.J Gerontol A Biol Sci Med Sci. 2010.PMID: 19942592
Llewellyn DJ, Lang IA, Langa KM, Huppert FA.Llewellyn DJ, et al. Among authors: lang ia.Age Ageing. 2008 Nov;37(6):685-9. doi: 10.1093/ageing/afn194. Epub 2008 Oct 13.Age Ageing. 2008.PMID: 18852289Free PMC article.
Llewellyn DJ, Lang IA, Langa KM, Naughton F, Matthews FE.Llewellyn DJ, et al. Among authors: lang ia.BMJ. 2009 Feb 12;338:b462. doi: 10.1136/bmj.b462.BMJ. 2009.PMID: 19213767Free PMC article.
Langa KM, Llewellyn DJ, Lang IA, Weir DR, Wallace RB, Kabeto MU, Huppert FA.Langa KM, et al. Among authors: lang ia.BMC Geriatr. 2009 Jun 25;9:23. doi: 10.1186/1471-2318-9-23.BMC Geriatr. 2009.PMID: 19555494Free PMC article.