1. School of Social Work, Simmons University, Boston, Massachusetts, USA;
2. Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, Boston, Massachusetts, USA;
3. Robert Stempel College of Public Health and Social Work, School of Social Work, Florida International University, Miami, Florida, USA;
4. Hope House Addiction Services, Boston, Massachusetts, USA;
5. School of Social Work, North Carolina State University, Raleigh, North Carolina, USA;
6. University of the Sunshine Coast, Sippy Downs, Australia