1. Child and Adolescent Psychiatry, Cambridge Health Alliance, Cambridge, Massachusetts, USA.
2. Department of Psychiatry, Neuroscience Education Institute and SUNY Upstate Medical University, Lakewood Ranch, Florida, USA.
3. Holmusk, Durham, North Carolina, USA.
4. Department of Psychiatry & Behavioral Sciences, Duke University, Durham, North Carolina, USA.
5. Purdue Pharma Canada, Pickering, Ontario, Canada.