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Lehmann M, Koedam EL, Barnes J, Bartlett JW, Ryan NS, Pijnenburg YA, Barkhof F, Wattjes MP, Scheltens P, Fox NC.Lehmann M, et al. Among authors: barnes j.Neurobiol Aging. 2012 Mar;33(3):627.e1-627.e12. doi: 10.1016/j.neurobiolaging.2011.04.003. Epub 2011 May 18.Neurobiol Aging. 2012.PMID: 21596458Free PMC article.