1. Center for Psychiatry and Behavioral Medicine, Inc., Las Vegas, Nevada, USA.
2. Bayou City Research, Ltd., Houston, Texas, USA.
3. Neuroscience Education Institute, Lakewood Ranch, Florida, USA.
4. Department of Psychiatry, SUNY Upstate Medical University, Syracuse, New York, USA.
5. Purdue Pharma (Canada), Pickering, Canada.
6. Imbrium Therapeutics L.P., a subsidiary of Purdue Pharma L.P., Stamford, Connecticut, USA.