User talk:Punkterfuge

75% of connections are cortico-cortical
Hi Punkterfuge,

the number comes from "Cortex: Statistics and Geometry of Neuronal Connectivity" by Valentino Braitenberg and Almut Schüz, 1998, ISBN-10: 3540638164 cheers, Rto 22:58, 28 May 2007 (UTC)