Guest User January 1, 2012 Nina F. Dronkers, A. U. Turken, J. Baldo, J. Ogar, C Ludy, D. Wilkins, Robert T. Knight, 2012 Involvement of both grey and white matter in chronic aphasia syndromes. Guest User January 1, 2012 Nina F. Dronkers, A. U. Turken, J. Baldo, J. Ogar, C Ludy, D. Wilkins, Robert T. Knight, 2012 Authors:Nina F. DronkersA. U. TurkenJ. BaldoJ. OgarC LudyD. WilkinsRobert T. KnightDate: 2012