1. Center for Health Equity Research, Northern Arizona University, Flagstaff, AZ 86011, USA
2. Office of the Vice President for Research, Northern Arizona University, Flagstaff, AZ 86011, USA
3. Department of Family and Community Medicine, University of Arizona, Tucson, AZ 85716, USA
4. Department of Chemistry and Biochemistry, Northern Arizona University, Flagstaff, AZ 86011, USA
5. Department of Health Sciences, Northern Arizona University, Flagstaff, AZ 86011, USA
6. Department of Health Promotion Sciences, University of Arizona, Tucson, AZ 85724, USA