[1] W Virginia Univ, Dept Community Med, Mary Babb Randolph Canc Ctr, Morgantown, WV 26506 USA
[2] NHLBI, NIH, US Dept HHS, Bethesda, MD 20892 USA
[3] Univ Calif, Davis Med Ctr, Div Gen Internal Med, Sacramento, CA USA
[4] SUNY Buffalo, Sch Publ Hlth & Hlth Profess, Dept Community Hlth & Hlth Behav, Buffalo, NY 14260 USA
[5] Univ Calif Los Angeles, David Geffen Sch Med, Dept Internal Med, Div Geriatr, Los Angeles, CA 90095 USA
[6] Vet Affairs Greater Los Angeles Healthcare Syst, Ctr Geriatr Res Educ & Clin, Los Angeles, CA USA
[7] Fred Hutchinson Canc Res Ctr, Div Publ Hlth Sci, Seattle, WA 98104 USA
[8] Univ Massachusetts, Sch Med, Worcester, MA USA
[9] Univ Calif Davis, Dept Publ Hlth Sci, Davis, CA 95616 USA
[10] HealthPartners Res Fdn, Minneapolis, MN USA