[1] CUNY, Sch Med, Sophie Davis Sch Biomed Educ, Dept Community Hlth & Social Med, New York, NY 10031 USA
[2] New York Blood Ctr, Lab Social & Behav Sci, New York, NY 10021 USA
[3] SUNY Binghamton, Coll Community & Publ Affairs, Dept Human Dev, Binghamton, NY 13902 USA
[4] Univ Johannesburg, Fac Humanities, Johannesburg, South Africa
[5] Publ Hlth Solut, Div Res & Evaluat, New York, NY USA
[6] New York Blood Ctr, Lab Infect Dis Prevent, Project ACHIEVE, New York, NY 10021 USA
[7] Columbia Univ, Mailman Sch Publ Hlth, Dept Epidemiol, New York, NY USA