International Journal of Geriatric Psychiatry · 2009 · 56 citations · 36 references
While we found that patients with late onset depression differed from early onset patients according to certain aetiological risk factors, we did not find a distinctive profile of depressive symptomatology which might be considered clinically useful at an individual level. These findings are consistent with studies based in hospital populations.
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Marshal F. Folstein, Susan E. Folstein, Paul R. McHugh · Journal of Psychiatric Research · 1975 · 85.9K citations
Clinically defined vascular depression
George S. Alexopoulos, Barnett S. Meyers, Robert C. Young et al. · American Journal of Psychiatry · 1997 · 558 citations
Effect of Age at Onset on the Course of Major Depressive Disorder
Sidney Zisook, Ira M. Lesser, Jonathan W. Stewart et al. · American Journal of Psychiatry · 2007 · 535 citations