1. University of Vermont Center on Rural Addiction Vermont Center on Behavior and Health Department of Psychiatry Larner College of Medicine University of Vermont Burlington Vermont USA
2. Substance Use Research and Evaluation Unit University of Southern Maine Portland Maine USA
3. Department of Education University of Vermont Burlington Vermont USA
4. Rutgers Institute for Nicotine & Tobacco Studies New Brunswick New Jersey USA
5. Department of Health Behavior, Society & Policy Rutgers School of Public Health Piscataway New Jersey USA
6. Department of Pediatrics Larner College of Medicine University of Vermont Burlington Vermont USA