1. Boston University School of Medicine, MA (G.F.K.).
2. Section of Cardiovascular Medicine, Boston Medical Center, MA (G.F.K.).
3. Partners In Health, Boston, MA (G.F.K.).
4. Department of Global Health and Social Medicine, Harvard Medical School, Boston, MA (G.F.K.).
5. Global Health Center, Institute for Public Health and Cardiovascular Division, Department of Medicine, Washington University School of Medicine, St Louis, MO (V.G.D.-R.).