1. Department of Public Health Sciences, Clemson University , 521 Edwards Hall, Clemson, SC 29634, USA
2. Cooperative Extension Service, Clemson University , 103 Barre Hall, Clemson, SC 29634, USA
3. Diabetes Self-Management Program, Prisma Health–Upstate , 875 W Faris Rd, Greenville, SC 29605, USA