About the Authors

Kristina Star

Kristina.Star@who-umc.org

Affiliation Uppsala Monitoring Centre, WHO Collaborating Centre for International Drug Monitoring, Uppsala, Sweden

I. Ralph Edwards

Affiliation Uppsala Monitoring Centre, WHO Collaborating Centre for International Drug Monitoring, Uppsala, Sweden

Imti Choonara

Affiliation Academic Division of Child Health, University of Nottingham, Derbyshire Children's Hospital, Nottingham, United Kingdom

Competing Interests

Kristina Star and Imti Choonara have declared that no competing interests exist relevant for this study. I. Ralph Edwards has provided expert testimony relating to valproic acid and fetal damage.

Author Contributions

Conceived and designed the experiments: IC KS. Performed the experiments: KS. Analyzed the data: KS IC IRE. Contributed reagents/materials/analysis tools: KS. Wrote the paper: KS IC IRE.