About the Authors

Jeroen L. A. Pennings

Jeroen.Pennings@rivm.nl

Affiliation Laboratory for Health Protection Research (GBO), National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands

Maria P. H. Koster

Affiliation Laboratory for Infectious Diseases and Perinatal Screening (LIS), National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands

Wendy Rodenburg

Affiliation Laboratory for Health Protection Research (GBO), National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands

Peter C. J. I. Schielen

Affiliation Laboratory for Infectious Diseases and Perinatal Screening (LIS), National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands

Annemieke de Vries

Affiliation Laboratory for Health Protection Research (GBO), National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JP AdV. Analyzed the data: JP. Wrote the paper: JP MK WR PS AdV. Interpreted the data: JP MK WR PS ADV.