Schizophrenic subjects activate dorsolateral prefrontal cortex during a working memory task, as measured by fMRI. - Manoach,D.S.; Press,D.Z.; Thangaraj,V.; Searl,M.M.; Goff,D.C.; Halpern,E.; Saper,C.B.; Warach,S. (Biol Psychiatry, 1999)