1. Division of Health Policy and Management, University of Minnesota School of Public Health, Minneapolis, Minnesota, USA
2. Extension Mental Health Specialist, College of Education and Human Sciences, South Dakota State University, Brookings, South Dakota, USA
3. National Farm Medicine Center, Marshfield Clinic Research Institute - Marshfield Health System, Marshfield, Wisconsin, USA
4. School of Environment and Natural Resources, The Ohio State University, Wooster, Ohio, USA