1 Department of Epidemiology, CAPHRI Care and Public Health Research Institute, Maastricht University, Maastricht, Netherlands laure.wynants@maastrichtuniversity.nl.
2 Department of Development and Regeneration, KU Leuven, Leuven, Belgium.
3 EPI-Centre, KU Leuven, Leuven, Belgium.
4 Department of Epidemiology, CAPHRI Care and Public Health Research Institute, Maastricht University, Maastricht, Netherlands.
5 Department of Biomedical Data Sciences, Leiden University Medical Centre, Leiden, Netherlands.