Taking an evidence-based model of depression care from research to practice: making lemonade out of depression

The PHQ-9

Kurt Kroenke, Robert L. Spitzer, Janet B. W. Williams · Journal of General Internal Medicine · 2001 · 44.2K citations · Full text

Collaborative Care Management of Late-Life Depression in the Primary Care Setting

Jürgen Unützer, Wayne Katon, Christopher M. Callahan et al. · JAMA · 2002 · 2.4K citations

Medicine, Psychiatry, Geriatric Psychiatry +11

Measuring depression outcome with a brief self-report instrument: sensitivity to change of the Patient Health Questionnaire (PHQ-9)

Bernd Löwe, Kurt Kroenke, Wolfgang Herzog et al. · Journal of Affective Disorders · 2003 · 1.6K citations

Social Sciences, Psychiatry, Psychology +16

Improving Primary Care for Depression in Late Life: The Design of a Multicenter Randomized Trial

Jürgen Unützer, Wayne Katon, John W Williams et al. · Medical Care · 2001 · 299 citations

Nursing, Pharmacotherapy, Psychiatry +16

Cost-effectiveness of Improving Primary Care Treatment of Late-Life Depression

Wayne Katon · Archives of General Psychiatry · 2005 · 248 citations

Pharmacy, Pharmacoeconomics, Psychiatry +17