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From the Alzheimers Disease Research Center and the Departments of Psychiatry, Neurology, and Epidemiology, University of Pittsburgh School of Medicine, Pittsburg, Pennsylvania. Address correspondence to Dr. Oscar L. Lopez, Neuropsychology Research Program, 3501 Forbes Avenue, Suite 830 Pittsburgh, PA 15213; (E-mail)."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Daniel I.","family":"Kaufer","sequence":"additional","affiliation":[{"name":"Received December 11, 2001; revised May 17, 2002; accepted May 24, 2002. From the Alzheimers Disease Research Center and the Departments of Psychiatry, Neurology, and Epidemiology, University of Pittsburgh School of Medicine, Pittsburg, Pennsylvania. Address correspondence to Dr. Oscar L. 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