ABSTRACT Most studies of Chronic Fatigue Syndrome (CFS) have been based on patients
recruited from primary or tertiary care settings. Patients from such settings might not be …

Most studies of chronic fatigue syndrome (CFS) have been based on patients recruited from
primary or tertiary care settings. Patients from such settings might not be typical of patients in …

Most chronic fatigue syndrome (CFS) studies are based on information about patients from
primary or tertiary care settings. These patients might not be typical of patients in the general …

SUMMARY Most studies of Chronic Fatigue Syndrome (CFS) have been based on patients
recruited from primary or tertiary care settings. Patients from such settings might not be …

Background: Characteristics of persons with chronic fatigue syndrome (CFS) have
previously been studied by comparing subjects with CFS to subjects with other conditions or …

Objective: Chronic fatigue syndrome (CFS) case definitions agree that fatigue must be
unexplained, debilitating and present for at least 6 months, but they differ over …

Chronic fatigue syndrome (CFS) is a chronic, debilitating illness that has posed
considerable challenges for both patients and health care providers. Individuals with CFS …

Almost all studies with samples of patients who have chronic fatigue syndrome (CFS) have
relied on referrals from physicians or health facilities. Under-served minorities, who not only …

Because the pathogenesis of Chronic Fatigue Syndrome (CFS) has yet to be determined,
case definitions have relied on clinical observation in classifying signs and symptoms for …

Abstract Most of the Chronic Fatigue Syndrome (CFS) epidemiological studies have relied
on physicians who refer patients having at least 6 months of chronic fatigue and other …