[1] Univ Minnesota, Program Hlth Dispar Res, 717 Delaware St SE,Suite 156, Minneapolis, MN 55414 USA
[2] Univ San Francisco Quito, Sch Publ Hlth, Diego Robles S-N, Quito 170901, Ecuador
[3] Royal Coll Surgeons Ireland, Div Populat Hlth, Beaux Lane House,Mercer St Lower, Dublin 2 D02D H60, Ireland
[4] Univ Michigan, Sch Publ Hlth, Dept Epidemiol, Ctr Social Epidemiol & Populat Hlth, 1415 Washington Hts, Ann Arbor, MI 48109 USA
[5] Univ Michigan, Inst Social Res, Social Environm & Hlth Program, 426 Thompson St, Ann Arbor, MI 48104 USA