Department of Nutrition, Harvard T.H. Chan School of Public Health, Boston, MA, USA. Department of Epidemiology & Population Health, Albert Einstein College of Medicine, Bronx, NY, USA. Channing Division of Network Medicine, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA. Department of Epidemiology, Harvard T.H. Chan School of Public Health, Boston, MA, USA. Division of Preventive Medicine, Department of Medicine, Brigham and Women's Hospital, Boston, MA, USA. Dana-Farber Cancer Institute and Harvard Medical School, Boston, MA, USA. Department of Nutrition, Harvard T.H. Chan School of Public Health, Boston, MA, USA lqi1@tulane.edu. Department of Epidemiology, School of Public Health and Tropical Medicine, Tulane University, New Orleans, LA, USA.