1 Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY, United States; Centro de Investigación Biomédica en Red de Salud Mental (CIBERSAM), Madrid, Spain.
2 Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY, United States; New York State Psychiatric Institute, New York, NY, United States. Electronic address: ess8@cumc.columbia.edu.