[1] RTI Int, Behav Hlth Res Div, Res Triangle Pk, NC 27709 USA
[2] SUNY Albany, Sch Publ Hlth, Albany, NY USA
[3] SUNY Albany, Ctr Collaborat HIV Res Practice & Policy, Albany, NY USA
[4] Johns Hopkins Bloomberg Sch Publ Hlth, Dept Hlth Behav & Soc, Baltimore, MD USA
[5] Johns Hopkins Univ, Sch Med, Ctr Learning & Hlth, Dept Psychiat & Behav Sci, Baltimore, MD USA
[6] RTI Int, 701 13 St NW,Suite 750, Washington, DC 20005 USA