作者单位:Peripheral Nerve Center, Mayo ClinicRochester, MN, United States[1]Department of Neurology, Mayo ClinicRochester, MN, United States, Peripheral Nerve Center, Mayo[2]Department of Rheumatology, Mayo ClinicJacksonville, FL, United States[3]Department of Neurology, Mayo Clinic, 4500 San Pablo Road SouthJacksonville, FL, United States[4]