1. Department of Epidemiology, Colorado School of Public Health, Anschutz Medical Center, Aurora, CO, USA;
2. Department of Nutritional Sciences, School of Public Health, University of Michigan, Ann Arbor, MI, USA;
3. Division of Chronic Disease Research Across the Lifecourse, Department of Population Medicine, Harvard Medical School and Harvard Pilgrim Health Care Institute, Boston, MA, USA;
4. Department of Nutrition, Harvard T.H. Chan School of Public Health, Boston, MA, USA;
5. Department of Epidemiology, Harvard T.H. Chan School of Public Health, Boston, MA, USA