1. Maternal and Child Health Bureau, Health Resources and Services Administration, U.S. Department of Health and Human Services, Rockville, Maryland, USA.
2. Department of Obstetrics & Gynecology, School of Medicine, University of North Carolina, Chapel Hill, North Carolina, USA.
3. Biostatistics Center and Department of Biostatistics and Bioinformatics, Milken Institute School of Public Health, The George Washington University, Rockville, Maryland, USA.
4. Department of Biostatistics and the Collaborative Studies Coordinating Center, Gillings School of Global Public Health, University of North Carolina, Chapel Hill, North Carolina, USA.
5. Department of Maternal and Child Health, Gillings School of Global Public Health, University of North Carolina, Chapel Hill, North Carolina, USA.
6. National Institute on Minority Health and Health Disparities, National Institutes of Health, U.S. Department of Health and Human Services, Bethesda, Maryland, USA.
7. Institute for Minority Health Research, Department of Medicine, University of Illinois at Chicago, Chicago, Illinois, USA.
8. Department of Psychology, University of Miami, Coral Gables, Florida, USA.
9. Department of Epidemiology and Population Health, Albert Einstein College of Medicine, Bronx, New York, USA.
10. Department of Psychology, South Bay Latino Research Center, San Diego State University, San Diego, California, USA.
11. Department of Preventive Medicine, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA.
12. Department of Nutrition, School of Public Health and Health Sciences, University of Massachusetts, Amherst, Massachusetts, USA.
13. Department of Biostatistics and Epidemiology, School of Public Health and Health Sciences, University of Massachusetts, Amherst, Massachusetts, USA.