British Journal of Clinical Psychology
Source
The short‐form version of the Depression Anxiety Stress Scales (DASS‐21): Construct validity and normative data in a large non‐clinical sample
2005 · Julie D. Henry, John R. Crawford · British Journal of Clinical Psychology
The development of a six‐item short‐form of the state scale of the Spielberger State—Trait Anxiety Inventory (STAI)
1992 · Theresa M. Marteau, Hilary Bekker · British Journal of Clinical Psychology
The Positive and Negative Affect Schedule (PANAS): Construct validity, measurement properties and normative data in a large non‐clinical sample
2004 · John R. Crawford, Julie D. Henry · British Journal of Clinical Psychology