[1] Univ Pittsburgh, Sch Med, Div Gen Internal Med, Pittsburgh, PA 15213 USA
[2] Univ Pittsburgh, Sch Publ Hlth, Dept Epidemiol, Pittsburgh, PA 15260 USA
[3] Univ Rochester, Sch Med, Rochester, NY USA
[4] Sch Int Training Grad Inst, Sustainable Dev Practice, Brattleboro, VT USA
[5] UT Southwestern Med Ctr, Dept Neurol, Dallas, TX USA
[6] Univ Pittsburgh, Sch Hlth & Rehabil Sci, Pittsburgh, PA USA
[7] Peace Corps, Conakry, Guinea
[8] VONSUNG, Kigali, Rwanda
[9] MidWife Sally Org, Dawhenya, Ghana