Pietrini, Pietro and Furey, Maura L. and Graff-Radford, Neill R. and Freo, Ulderico and Alexander, Gene E. and Grady, Cheryl L. and Dani, Alessio and Mentis, Marc J. and Schapiro, Mark B.  Preferential metabolic involvement of visual cortical areas in a subtype of Alzheimer's disease: clinical implications.  American Journal of Psychiatry, 153 (10).  pp. 1261-1268.  ISSN 0002-953X      (1996)