1. Center for Bioethics and Humanities, University of Colorado, Aurora, CO, USA
2. Nursing and Health Sciences, University of VT, Burlington, VT, USA
3. Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA
4. Department of Pediatrics, Boston University Chobanian & Avedisian School of Medicine, Boson, MA, USA
5. Department of Medicine, University of Vermont The Robert Larner MD College of Medicine, Burlington, VT, USA