- Kim Van Naarden Braun, PhD,
- Nancy Doernberg,
- Laura Schieve, PhD,
- Deborah Christensen, PhD, MPH,
- Alyson Goodman, MD, MPH, and
- Marshalyn Yeargin-Allsopp, MD, MPH
- Developmental Disabilities Branch, National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention, Atlanta, Georgia
Drs Van Naarden Braun and Yeargin-Allsopp and Ms Doernberg conceptualized and designed the study; Ms Doernberg designed the data collection instrument and coordinated data collection; Dr Van Naarden Braun and Ms Doernberg supervised data collection and revised the manuscript; Dr Van Naarden Braun carried out all analyses and drafted the manuscript; Ms Doernberg and Drs Van Naarden Braun, Schieve, Christensen, Goodman, and Yeargin-Allsopp participated in interpretation of data; Drs Van Naarden Braun, Schieve, Christensen, and Yeargin-Allsopp critically reviewed the manuscript; Ms Doernberg and Dr Goodman reviewed the manuscript; and all authors approved the final manuscript as submitted.