[1] NIH, Fogarty Int Ctr, Bldg 10, Bethesda, MD 20892 USA
[2] Univ Washington, Sch Publ Hlth, Dept Hlth Serv, Seattle, WA 98195 USA
[3] Univ Peruana Cayetano Heredia, CRONICAS Ctr Excellence Chron Dis, Lima, Peru
[4] Univ Calif San Diego, Sch Med, Inst Publ Hlth, La Jolla, CA 92093 USA
[5] Washington Univ St Louis, George Warren Brown Sch Social Work, St Louis, MO USA
[6] Natl Inst Publ Hlth, Cuernavaca, Morelos, Mexico
[7] Univ Calif San Diego, Family Med & Publ Hlth, San Diego, CA 92103 USA
[8] Univ North Carolina Chapel Hill, Carolina Populat Ctr, Chapel Hill, NC USA