1. Department of Psychiatry, Harvard Medical School, Boston, Massachusetts.
2. Four Winds Hospital, Saratoga Springs, New York.
3. Department of Psychiatry, McLean Hospital, Belmont, Massachusetts.
4. Mitochondrial Clinic, Massachusetts General Hospital, Boston, Massachusetts.
5. Department of Neurology, Massachusetts General Hospital, Boston, Massachusetts.
6. Department of Psychiatry, Cambridge Hospital, Cambridge, Massachusetts.