1 Department of Psychiatry, Vagelos College of Physicians and Surgeons, Columbia University, New York, New York; New York State Psychiatric Institute, New York, New York. Electronic address: mns2125@cumc.columbia.edu.
2 Departments of Psychiatry and Pediatrics, Washington University School of Medicine in St. Louis, St. Louis, Missouri. Electronic address: rogersc@psychiatry.wustl.edu.