1. Epidemiology Branch, Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, 6710B Rockledge Dr., MSC 7004, Bethesda, MD 20892, United States
2. Department of Epidemiology, Boston University School of Public Health, 715 Albany Street, Boston, MA 20118, United States
3. Department of Epidemiology, Mailman School of Public Health, Columbia University; 722 West 168th St., New York, NY 10032, United States
4. Department of Epidemiology and Biostatistics, University of California, San Francisco, 550 16th St., San Francisco, CA 94153, United States
5. Department of Epidemiology, Fielding School of Public Health, University of California, Los Angeles (UCLA), 650 Charles E. Young Drive South, Los Angeles, CA 90095, United States
6. Department of Statistics, UCLA College of Letters and Science, Los Angeles, CA, United States
7. Department of Public Health, Aarhus University, Aarhus, Denmark
8. Department of Social and Preventative Medicine, Université de Montréal School of Public Health (ESPUM), Montreal, QC, Canada
9. Health Innovation and Evaluation Hub, CHUM Research Centre, Montreal, QC, Canada
10. William F. Connell School of Nursing, Boston College; 140 Commonwealth Ave., Maloney 352, Chestnut Hill, MA 02467, United States
11. Department of Preventative Medicine and Community Health, The University of Texas Medical Branch, 301 University Blvd, Galveston, TX 77555
12. Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, GA 30322, United States