[1] W Virginia Univ, Sch Publ Hlth, Dept Epidemiol, Morgantown, WV 26506 USA
[2] Univ Virginia Hlth Syst, Charlottesville, VA 22908 USA
[3] W Virginia Univ, Sch Med, Dept Med, Morgantown, WV 26506 USA
[4] W Virginia Univ, Sch Publ Hlth, Dept Hlth Policy Management & Leadership, Morgantown, WV 26506 USA
[5] W Virginia Univ, Sch Publ Hlth, Dept Environm & Occupat Hlth, Morgantown, WV 26506 USA
[6] W Virginia Univ, Sch Med, Ctr Canc, Morgantown, WV 26506 USA