Affiliations

• ¹ Department of Internal Medicine, Division of Rheumatology, University of Michigan Medical School, 300 North Ingalls Building, Ann Arbor, MI, 48109-5422, USA. Electronic address: minhasde@med.umich.edu.
• ² Department of Anesthesiology, Chronic Pain and Fatigue Research Center, University of Michigan Medical School, Ann Arbor, MI, USA.
• ³ Department of Physiology and Aging, College of Medicine, University of Florida, USA.
• ⁴ Departments of Anesthesiology, Medicine (Rheumatology), And Psychiatry, Chronic Pain and Fatigue Research Center, University of Michigan Medical School, Ann Arbor, MI, USA.