Psychological tests by the author of “William W. K. Zung”

This self-report instrument is used to quantify the severity of depressive symptoms, with attention to core affective, cognitive, and somatic features. The Zung Self-Rati...

This self-report measure is designed to screen for current depressive symptom burden using brief, structured ratings. The Zung Self-Rating Depression Scale (SDS) asks res...

Anxiety symptoms are a common focus of clinical evaluation, and the Zung Self-Rating Anxiety Scale (SAS) is a brief self-report measure used to estimate current anxiety s...