1. Vrije Universiteit Brussel, Brussels, Belgium, Katholieke Universiteit Leuven, Leuven, Belgium, and Scientific Research Foundation Flanders Belgium
2. Katholieke Universiteit Leuven, Leuven, Belgium, and Scientific Research Foundation Flanders Belgium
3. Katholieke Universiteit Leuven Leuven Belgium
4. Vrije Universiteit Brussel and University Hospital Brussels, Brussels, Belgium, and Scientific Research Foundation Flanders Belgium
5. University Hospital Brussels Brussels Belgium
6. University Hospitals Leuven, and Katholieke Universiteit Leuven Leuven Belgium
7. Katholieke Universiteit Leuven, Leuven, Belgium, and External Service for Prevention and Protection at Work, IDEWE Heverlee Belgium
8. Vrije Universiteit Brussel, Brussels, Belgium, and University Hospital Brussels Brussels Belgium