%0 Journal Article %T The PHQ-9: A New Depression Diagnostic and Severity Measure %A Kroenke, Kurt %A Spitzer, Robert L %A , %J Psychiatric Annals %V 32 %N 9 %P 509-515 %@ 0048-5713 %D 2002-09-01 %I SLACK, Inc. %~ DeepDyve