Martin B. Keller

The 16-Item quick inventory of depressive symptomatology (QIDS), clinician rating (QIDS-C), and self-report (QIDS-SR): a psychometric evaluation in patients with chronic major depression

A. John Rush, Madhukar H. Trivedi, Hicham M. Ibrahim et al. · Biological Psychiatry · 2003 · 3.9K citations

Social Sciences, Psychiatry, Psychology +17

The Long-term Natural History of the Weekly Symptomatic Status of Bipolar I Disorder

Lewis L. Judd, Hagop S. Akiskal, Pamela J. Schettler et al. · Archives of General Psychiatry · 2002 · 2.1K citations

Medicine, Psychiatry, Adult Psychiatry +15

The Longitudinal Interval Follow-up Evaluation

Martin B. Keller · Archives of General Psychiatry · 1987 · 1.7K citations

Social Sciences, Psychiatry, Psychology +17

A Prospective Investigation of the Natural History of the Long-term Weekly Symptomatic Status of Bipolar II Disorder

Lewis L. Judd, Hagop S. Akiskal, Pamela J. Schettler et al. · Archives of General Psychiatry · 2003 · 1.2K citations

Medicine, Psychiatry, Adult Psychiatry +13

The epidemiology of major depressive episodes: results from the International Consortium of Psychiatric Epidemiology (ICPE) surveys

Laura Helena Andrade, Jorge Javier Caraveo-Anduaga, Patricia A. Berglund et al. · International Journal of Methods in Psychiatric Research · 2003 · 1.1K citations · Full text

Medicine, Psychiatry, Behavioral Epidemiology +9