1 Department of Psychiatry and Behavioral Sciences, Stanford University School of Medicine, Stanford; Stanford Neurosciences Institute, Stanford University, Stanford; Sierra Pacific Mental Illness Research, Education, and Clinical Center (MIRECC), Veterans Affairs Palo Alto Health Care System, Palo Alto, California.
2 Department of Psychiatry and Behavioral Sciences, Stanford University School of Medicine, Stanford; Stanford Neurosciences Institute, Stanford University, Stanford; Sierra Pacific Mental Illness Research, Education, and Clinical Center (MIRECC), Veterans Affairs Palo Alto Health Care System, Palo Alto, California. Electronic address: aetkin@stanford.edu.