1. Department of Public Health, University of Massachusetts Lowell, Lowell, Massachusetts, USA;
2. Center for Behavioral and Preventive Medicine, The Miriam Hospital, Providence, Rhode Island, USA;
3. Department of Behavioral and Social Sciences, Brown School of Public Health, Providence, Rhode Island, USA;
4. Center for Alcohol and Addiction Studies, Brown University, Providence, Rhode Island, USA;
5. Community College of Rhode Island, Warwick, Rhode Island, USA;
6. Department of Psychiatry and Human Behavior, Alpert Medical School of Brown University, Providence, Rhode Island, USA