[1] Univ Washington, Dept Med Hist & Eth, Seattle, WA 98195 USA
[2] Univ Washington, Ctr Genom & Healthcare Equal, Seattle, WA 98195 USA
[3] Univ Washington, Dept Med, Seattle, WA 98195 USA
[4] Univ Washington, Cardiovasc Hlth Res Unit, Seattle, WA 98195 USA
[5] Univ Washington, Dept Epidemiol, Seattle, WA 98195 USA
[6] Univ Washington, Dept Hlth Serv, Seattle, WA 98195 USA
[7] Univ Washington, Grp Hlth, Hlth Serv Ctr Hlth Studies, Seattle, WA 98195 USA