About the Authors

Mark P. Little

mark.little@imperial.ac.uk

Affiliation Department of Epidemiology and Public Health, Imperial College Faculty of Medicine, London, United Kingdom

Wolfgang F. Heidenreich

Affiliation Institut für Strahlenschutz, Helmholtz Zentrum München, German Research Center for Environmental Health, Ingolstädter Landstrasse, Neuherberg, Germany

Guangquan Li

Affiliation Department of Epidemiology and Public Health, Imperial College Faculty of Medicine, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MPL WFH. Performed the experiments: MPL GL. Analyzed the data: MPL GL. Wrote the paper: MPL WFH GL.