[1] Emory Univ, Rollins Sch Publ Hlth, Dept Epidemiol, Atlanta, GA USA
[2] Rutgers Sch Publ Hlth, Dept Biostat & Epidemiol, Piscataway, NJ USA
[3] Emory Univ, Rollins Sch Publ Hlth, Dept Global Hlth, Atlanta, GA 30322 USA
[4] Columbia Univ, Mailman Sch Publ Hlth, Dept Sociomed Sci, New York, NY USA
[5] Columbia Univ, Mailman Sch Publ Hlth, Deparment Biostat, New York, NY USA
[6] Univ Puerto Rico, Behav Sci Res Inst, San Juan, PR 00936 USA
[7] Columbia Univ, New York State Psychiat Inst, Dept Psychiat, New York, NY USA
[8] Emory Univ, Rollins Sch Publ Hlth, 1518 Clifton Rd, Atlanta, GA 30322 USA