1. Department of Public Health and Primary Care; KU Leuven-University of Leuven; Leuven Belgium
2. Medical Department; az Sint-Blasius; Dendermonde Belgium
3. Flemish Hospital Network; University Hospitals Leuven; KU Leuven; Leuven Belgium
4. Public Health; KU Leuven-University of Leuven; Leuven Belgium