- Separating optimism and pessimism: a robust psychometric analysis of the revised Life Orientation Test (LOT-R)Philipp Yorck Herzberg
Area of Lifespan Development, Technical University of Dresden, Dresden, Germany
Psychol Assess 18:433-8. 2006..The relative independence of the 2 dimensions occurred in both genders and across different age groups of patients with different medical disorders...
- Validation and standardization of the Generalized Anxiety Disorder Screener (GAD-7) in the general populationBernd Löwe
Department of Psychosomatic Medicine and Psychotherapy, University Medical Center Hamburg Eppendorf and Hamburg Eilbek Schön Clinics, Hamburg, Germany
Med Care 46:266-74. 2008..However, the GAD-7 was not yet validated in the general population and thus far, normative data are not available...