Regional Prevalence of Fatiguing Illnesses in the United States Before and After the Terrorist Attacks of September 11, 2001
Christine Heim, PhD,
Cynthia Bierl, MS,
Rosane Nisenbaum, PhD,
Dieter Wagner, PhD and
William C. Reeves, MD MSc
From the Division of Viral and Rickettsial Diseases, Viral Exanthems and Herpesvirus Branch, National Center for Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia (C.H., C.B., R.N., D.W., W.C.R.); and the Department of Psychiatry and Behavioral Sciences, Emory University School of Medicine, Atlanta, Georgia (C.H.).

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Figure 1. Flow chart of the epidemiological approach and sample characteristics in the national pilot survey (for a detailed description of the survey and prevalence estimates of fatiguing illnesses in the US population, see Bierl et al. [21]).
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Copyright © 2004 by the American Psychosomatic Society