Primary and Secondary Fibromyalgia Are The Same: The Universality of Polysymptomatic Distress

From the National Data Bank for Rheumatic Diseases; University of Kansas School of Medicine, Wichita, Kansas; US National Institute of Nursing Research, National Institutes of Health (NIH), Bethesda, Maryland, USA; Faculty of Behavioral Management and Social Sciences, Psychology, Health and Technology, University of Twente, Enschede, the Netherlands; Department of Internal Medicine 1, Klinikum Saarbrücken, Saarbrücken; Department of Psychosomatic Medicine and Psychotherapy, Technische Universität München, Munich, Germany.
F. Wolfe, MD, National Data Bank for Rheumatic Diseases, Wichita, and University of Kansas School of Medicine; B. Walitt, MD, PhD, National Institute of Nursing Research, NIH; J.J. Rasker, MD, Faculty of Behavioral Management and Social Sciences, Psychology, Health and Technology, University of Twente; W. Häuser, MD, Department of Internal Medicine 1, Klinikum Saarbrücken, and Department of Psychosomatic Medicine and Psychotherapy, Technische Universität München.
Address correspondence to Dr. F. Wolfe, 1035 N. Emporia, Ste. 288, Wichita, Kansas 67214, USA. E-mail: fwolfe@arthritis-research.org.
Accepted for publication March 29, 2018.

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