About the Authors

Snehal M. Pinto Pereira

Affiliation MRC Centre of Epidemiology for Child Health, UCL Institute of Child Health, London, United Kingdom

Myung Ki

Affiliation MRC Centre of Epidemiology for Child Health, UCL Institute of Child Health, London, United Kingdom

Chris Power

c.power@ich.ucl.ac.uk

Affiliation MRC Centre of Epidemiology for Child Health, UCL Institute of Child Health, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SMPP CP. Performed the experiments: SMPP. Analyzed the data: SMPP. Contributed reagents/materials/analysis tools: SMPP MK CP. Wrote the paper: SMPP. Obtained funding: CP. Made figures: SMPP.