Are worry, rumination, and post-event processing one and the same?

Development and validation of brief measures of positive and negative affect: The PANAS scales.

David Watson, Lee Anna Clark, Auke Tellegen · Journal of Personality and Social Psychology · 1988 · 32.1K citations

Social Sciences, Behavioral Sciences, Psychology +16

Development and validation of brief measures of positive and negative affect: The PANAS scales.

David Watson, Auke Tellegen · Journal of Personality and Social Psychology · 1988 · 31.7K citations

Social Sciences, Behavioral Sciences, Psychology +16

An inventory for measuring clinical anxiety: Psychometric properties.

Aaron T. Beck, Norman Epstein, Gary Brown et al. · Journal of Consulting and Clinical Psychology · 1988 · 11.7K citations

Social Sciences, Psychiatry, Psychology +12

An inventory for measuring clinical anxiety: Psychometric properties.

Aaron T. Beck, Norman B. Epstein, Gary Brown et al. · Journal of Consulting and Clinical Psychology · 1988 · 10.9K citations

Social Sciences, Psychiatry, Psychology +12

Development and validation of the penn state worry questionnaire

Thomas Meyer, Mark L. Miller, R. Metzger et al. · Behaviour Research and Therapy · 1990 · 5.1K citations

Social Sciences, Behavioral Sciences, Psychology +10