Scales

Four-Dimensional Symptom Questionnaire (4DSQ)

A psychometric review and clinical administration guide for the Four-Dimensional Symptom Questionnaire (4DSQ), assessing distress,...

October 3, 2026 • Dr. Mohammed Looti
Scales

Functional Status Questionnaire

An in-depth psychometric guide to the Functional Status Questionnaire (FSQ), covering its theoretical foundations, 34...

September 23, 2026 • Dr. Mohammed Looti
Scales

Pediatric Symptom Checklist (PSC-35)

The Pediatric Symptom Checklist (PSC-35) is an authoritative, brief parent-reported screening instrument developed at Massachusetts...

September 16, 2026 • Dr. Mohammed Looti