What is chronic fatigue syndrome? Heterogeneity within an international multicentre study.
OBJECTIVE: We sought to compare the characteristics of patients presenting with chronic fatigue (CF) and related syndromes in eight international centres and to subclassify these subjects based on symptom profiles. The validity of the subclasses was then tested against clinical data. METHOD: Subject...
Main Authors: | , , , , , , , , , , , , , , , |
---|---|
Format: | Journal article |
Language: | English |
Published: |
2001
|