Affiliation: | 1. NIH MRI Research Facility, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland, USA;2. Language Section, Voice, Speech and Language Branch, National Institute on Deafness and Other Communication Disorders, National Institutes of Health, Bethesda, Maryland, USA;3. Functional MRI Facility, National Institute of Mental Health, National Institutes of Health, Bethesda, Maryland, USA |