title: The authors respond.
authors.affiliation: The Neurological Institute of New York, Columbia University Medical Center, New York, NY.
authors.forename: Victoria M
authors.initials: VM
authors.lastname: Leavitt
authors.affiliation: Kessler Foundation Research Center, West Orange, NJ.
authors.forename: James F
authors.initials: JF
authors.lastname: Sumowski
mesh_terms: D001831:Body Temperature / Q000502:physiology*; D005221:Fatigue / Q000503:physiopathology*; D005260:Female; D006801:Humans; D020529:Multiple Sclerosis, Relapsing-Remitting / Q000503:physiopathology*