1. Department of Epidemiology of Microbial Diseases, Yale School of Public Health, New Haven, CT, USA
2. Center for Interdisciplinary Population & Health Research/Maine, Portland, ME, USA
3. Department of Medicine, Maine Medical Center, Portland, ME, USA
4. Tufts University School of Medicine, Boston, MA, USA
5. Maine Medical Partners Adult Infectious Diseases, South Portland, ME, USA
6. Maine Access Points, Brunswick, ME, USA
7. National Harm Reduction Coalition, New York, NY, USA
8. Department of General Internal Medicine, School of Medicine, Yale University, New Haven, CT, USA