1. Department of Social & Behavioral Sciences, Robert C Byrd Health Science Center, School of Public Health, West Virginia University, 3313A, Morgantown, WV 26506-9190, USA
2. Programs and Research, Extension Service, West Virginia University, P.O. Box 6031, 812 Knapp Hall, Morgantown, WV 26506-6031, USA
3. WVU Extension Service, Lincoln and Boone Counties Extension Agent, Hamlin, WV, USA
4. WVU Extension Services, 815 Alderson Street, Williamson, WV 25661, USA