| David B Keator | Department of Psychiatry and Human Behavior University of California Irvine California USA. |
| David B Keator | Department of Psychiatry and Human Behavior University of California Irvine California USA. |
| Elizabeth Head | Department of Pathology and Laboratory Medicine University of California Irvine California USA. |
| Elizabeth Head | Department of Neurology University of California Irvine California USA. |
| Elizabeth Head | Department of Neurology University of Kentucky Lexington Kentucky USA. |