1 Northwestern University, Feinberg School of Medicine, Asher Center for the Study and Treatment of Depressive Disorders, 676N St Clair Street, Suite 1000, Chicago, IL 60611 USA.
2 University of California Irvine Psychiatry Department, Irvine, CA USA.
3 Northwestern University, Feinberg School of Medicine, Chicago, IL USA; Chicago Psychiatry Associates, 25 E Washington Street, Suite 1805, Chicago, IL 60602 USA. Electronic address: jgottlieb@northwestern.edu.