Mood and Motivation Disturbance in Elderly Subjects with and without Dementia: A Replication StudyJanzing, Joost M.D.1; Teunisse, Robert M.D.1; Bouwens, Piet M.A.1; van 't Hof, Martin Ph.D.2; Zitman, Frans Ph.D.1The Journal of Nervous and Mental Disease: February 1999 - Volume 187 - Issue 2 - p 117-119 Brief Reports Author Information 1 Department of Psychiatry, University Hospital Nijmegen, P.O. Box 9101, 6500 HB Nijmegen, The Netherlands. Send reprint requests to Dr. Janzing. 2 Department of Medical Statistics, University of Nijmegen, The Netherlands. © 1999 Lippincott Williams & Wilkins, Inc.