Results of a 1 year follow-up study of patients with frontotemporal dementia (FTD) and semantic dementia (SD): Clinical decline and cognitive impairment much more progressive in FTD than in SD - Diehl, J; Grimmer, T; Krapp, S; Foerstl, H; Lautenschlager, N; Kurz, A (Neurobiology of Aging, 2004)