1. Field Support Branch, Division of Reproductive Health, National Center for Chronic Disease Prevention and Health Promotion Centers for Disease Control and Prevention Atlanta GA USA
2. Division of Public Health Delaware Department of Health and Social Services Dover Delaware USA
3. Drug Overdose Surveillance Epidemiologist, Division of Prevention and Community Health Washington State Department of Health Tumwater Washington USA
4. Pediatrics, ChristianaCare™ Newark Delaware USA
5. Sidney Kimmel Medical College at Thomas Jefferson University Philadelphia Pennsylvania USA
6. Center for Women's, Infants' and Children's Health Research, ChristianaCare™ Newark Delaware USA
7. Distinguished Professor and Marrell Endowed Chair, Birth Defects Surveillance ProgramCollege of Public Health University of South Florida Tampa Florida USA