[1] Emory Univ, Rollins Sch Publ Hlth, Hubert Dept Global Hlth, 1518 Clifton Rd NE, Atlanta, GA 30322 USA
[2] Emory Univ, Dept Med, Sch Med, 100 Woodruff Circle, Atlanta, GA 30322 USA
[3] Morehouse Sch Med, Cardiovasc Res Inst, 720 Westview Dr,SW NCPC 318, Atlanta, GA 30310 USA
[4] Emory Univ, Dept Family & Prevent Med, Sch Med, 100 Woodruff Circle, Atlanta, GA 30322 USA