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Herculano-Houzel S, Mota B, Lent R.Herculano-Houzel S, et al. Among authors: lent r.Proc Natl Acad Sci U S A. 2006 Aug 8;103(32):12138-43. doi: 10.1073/pnas.0604911103. Epub 2006 Jul 31.Proc Natl Acad Sci U S A. 2006.PMID: 16880386Free PMC article.