1. Department of Community Health Tufts University Medford Massachusetts USA
2. Department of Social and Behavioral Sciences Harvard T.H. Chan School of Public Health Boston Massachusetts USA
3. Department of Epidemiology and Biostatistics University of Maryland College Park Maryland USA
4. National Centre for Epidemiology and Population Health Research School of Population Health, Australian National University Canberra Australian Capital Territory Australia
5. Friedman School of Nutrition Science and Policy Tufts University Boston Massachusetts USA
6. Department of African and African American Studies Harvard University Cambridge Massachusetts USA