JAMA Psychiatry · 2013 · 190 citations · 29 references
This study extends results of cross-sectional investigations and indicates that irritability/anger during MDEs is a highly prevalent clinical marker of a more severe, chronic, and complex depressive illness. Findings have important implications for assessment and treatment.
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The Inventory of Depressive Symptomatology (IDS): psychometric properties
A. John Rush, Christina M. Gullion, Monica Ramirez Basco et al. · Psychological Medicine · 1996 · 2.2K citations
The Longitudinal Interval Follow-up Evaluation
Martin B. Keller · Archives of General Psychiatry · 1987 · 1.6K citations