[1] Yale Sch Publ Hlth, Dept Epidemiol Microbial Dis, 60 Coll St, New Haven, CT 06510 USA
[2] Johns Hopkins Sch Nursing, 525 N Wolfe St, Baltimore, MD 21205 USA
[3] People Living Inc, Us Helping Us, 3636 Georgia Ave NW, Washington, DC 20010 USA
[4] Brown Univ, Behav & Social Sci, Sch Publ Hlth, 121 South Main St,Suite 810, Providence, RI 02912 USA
[5] Washington Univ, Div Infect Dis, John T Milliken Dept Internal Med, Sch Med St Louis, 4523 Clayton Ave,CB 8051, St Louis, MO 63110 USA
[6] Johns Hopkins Univ, REACH Initiat, Sch Nursing, 525 N Wolfe St, Baltimore, MD 21205 USA
[7] Johns Hopkins Bloomberg Sch Publ Hlth, Dept Epidemiol, 615 N Wolfe St,Room E6650, Baltimore, MD 21205 USA