1. Department of Anthropology University of North Carolina at Chapel Hill Chapel Hill North Carolina USA
2. Epidemiology Program Oregon State University Corvallis Oregon USA
3. Department of Statistical Science Duke University Durham North Carolina USA
4. Duke Global Health Institute Duke University Durham North Carolina USA
5. Department of Biostatistics and Bioinformatics Duke University Durham North Carolina USA
6. Department of Nutrition School of Public Health and Health Services University of Massachusetts Amherst Massachusetts USA
7. Department of Obstetrics and Gynecology University of North Carolina School of Medicine Chapel Hill North Carolina USA
8. Department of Epidemiology Gillings School of Global Public Health University of North Carolina at Chapel Hill Chapel Hill North Carolina USA