1. Department of Environmental Health Sciences, and
2. Department of Epidemiology, Columbia University Mailman School of Public Health, New York, New York, USA
3. Department of Psychiatry, College of Physicians and Surgeons, Columbia University, New York, New York, USA
4. New York State Psychiatric Institute, New York, New York, USA
5. Department of Biostatistics, Columbia University Mailman School of Public Health, New York, New York; USA
6. University of Chicago and Columbia University Arsenic Project Office, Mohakhali, Dhaka, Bangladesh
7. Columbia University Lamont-Doherty Earth Observatory, Palisades, New York, USA