1. Department of Psychiatry, University of Toronto, Toronto (Rosenblat, Leon-Carlyle, Husain, McIntyre); Braxia Health, Canadian Centre for Rapid Treatment Excellence, Mississauga, Ont., Canada (Rosenblat, Leon-Carlyle, Ali, McIntyre); Campbell Family Mental Health Research Institute, Centre for Addiction and Mental Health, Toronto (Husain); Brain and Cognition Discovery Foundation (BCDF), Toronto (McIntyre).