1 From the Dysautonomia Center (J.-A.P.), Department of Neurology, New York University Medical Center, NY; and Department of Neurology (E.E.B.), Mayo Clinic, Rochester, MN. josealberto.palmacarazo@nyumc.org.
2 From the Dysautonomia Center (J.-A.P.), Department of Neurology, New York University Medical Center, NY; and Department of Neurology (E.E.B.), Mayo Clinic, Rochester, MN.