1 Center for Neurorestoration and Neurotechnology, VA Providence Healthcare System, Providence, RI, USA; Department of Psychiatry and Human Behavior, Alpert Medical School of Brown University, Providence, RI, USA.
2 Department of Psychiatry and Behavioral Sciences, Stanford University School of Medicine, Stanford, CA, USA; Mental Illness Research, Education and Clinical Center, VA Palo Alto Health Care System, Palo Alto, CA, USA.
3 Department of Behavioral Sciences and Social Medicine, Florida State University College of Medicine, Florida State University, Tallahassee, FL, USA.
4 Center for Neurorestoration and Neurotechnology, VA Providence Healthcare System, Providence, RI, USA; Department of Psychiatry and Human Behavior, Alpert Medical School of Brown University, Providence, RI, USA. Electronic address: [email protected].