Cort submitted a new resource:
DePaul Symptom Questionnaire for Chronic Fatigue Syndrome (ME/CFS) - Symptom questionnaire developed for research studies by Leonard Jason PhD
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DePaul Symptom Questionnaire for Chronic Fatigue Syndrome (ME/CFS) - Symptom questionnaire developed for research studies by Leonard Jason PhD
Leonard Jason's symptom questionnaire developed in 2010 for use in research studies and patient registries was the first to incorporate both frequency and severity of symptoms into an ME/CFS questionnaire.
The Symptom Questionnaire has been validated several times using a test-retest analysis, factor analysis, and as...
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