1. Department of Epidemiology and Biostatistics; The University at Albany, State University of New York; Rensselaer New York
2. Department of Environmental Health Sciences; The University at Albany, State University of New York; Rensselaer New York
3. Bureau of Environmental and Occupational Epidemiology, New York State Department of Health; Albany New York
4. National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention; Cincinnati Ohio
5. Department of Pediatrics; Stanford University; Stanford California
6. Department of Epidemiology; The University of Iowa; Iowa City Iowa
7. Department of Epidemiology; University of North Carolina Gillings School of Global Public Health; Chapel Hill North Carolina
8. Department of Pediatrics; Baylor College of Medicine; Houston Texas
9. Department of Obstetrics and Gynecology; The University of Chicago; Chicago Illinois
10. Departments of Epidemiology, and Preventative Medicine and Environmental Health; University of Kentucky College of Public Health; Lexington Kentucky