[1] Univ Cincinnati, Coll Med, Womens Hlth Res Program, Dept Psychiat & Behav Neurosci, Cincinnati, OH 45219 USA
[2] Univ Michigan, Dept Anesthesiol, Ann Arbor, MI 48109 USA
[3] Univ Michigan, Dept Med Rheumatol, Ann Arbor, MI 48109 USA
[4] Univ Michigan, Dept Psychiat, Ann Arbor, MI 48109 USA
[5] Univ Michigan, Chron Pain & Fatigue Res Ctr, Ann Arbor, MI 48109 USA