1 Department of Psychiatry and Behavioral Sciences, Stanford University, Stanford, USA. Electronic address: nolanw@stanford.edu.
2 Department of Psychiatry and Behavioral Sciences, Stanford University, Stanford, USA.
3 Department of Psychiatry and Behavioral Sciences, Medical University of South Carolina, Charleston, USA.
4 Department of Neurosurgery, Medical University of South Carolina, Charleston, USA.
5 Department of Psychiatry and Behavioral Sciences, Medical University of South Carolina, Charleston, USA; Ralph H. Johnson VA Medical Center, Charleston, SC, United States.
6 Department of Psychiatry, American University of Beirut, Beirut, Lebanon.