1. Division of Pulmonary and Sleep Medicine; Children's Mercy Hospital; Kansas City MO USA
2. Department of Psychology; North Dakota State University; Fargo ND USA
3. Department of Nutrition, School of Biological and Population Health Sciences, College of Public Health and Human Sciences; Oregon State University; Corvallis OR USA
4. Department of Family Medicine and Community Health, School of Medicine and Public Health; University of Wisconsin; Madison WI USA
5. Department of Family and Community Medicine, School of Medicine; University of New Mexico; Albuquerque NM USA
6. Department of Biostatistics and Medical Informatics, School of Medicine and Public Health; University of Wisconsin; Madison WI USA
7. First Nations Community Healthsource; Albuquerque NM USA