title: Reply.
authors.affiliation: Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA.
authors.forename: Seward B
authors.initials: SB
authors.lastname: Rutkove
authors.affiliation: Department of Neurology, Barrow Neurological Institute, Phoenix, AZ.
authors.forename: Jeremy M
authors.initials: JM
authors.lastname: Shefner
authors.affiliation: Department of Neurology, Barrow Neurological Institute, Phoenix, AZ.
authors.forename: Robert
authors.initials: R
authors.lastname: Bowser
authors.affiliation: Department of Neurology, University of Miami, Miami, FL.
authors.forename: Michael
authors.initials: M
authors.lastname: Benatar
mesh_terms: D006801:Humans; D012108:Research Personnel; D014195:Travel