Affiliation: | 1. Division of Speech Pathology, Department of Neurology, Mayo Clinic, , Rochester, MN, USA;2. Department of Radiology, Mayo Clinic, , Rochester, MN, USA;3. Division of Movement Disorders, Department of Neurology, Mayo Clinic, , Rochester, MN, USA;4. Division of Neuromuscular Diseases, Department of Neurology, Mayo Clinic, , Rochester, MN, USA;5. Division of Behavioral Neurology, Department of Neurology, Mayo Clinic, , Rochester, MN, USA |