1. Center for Environmental Sciences, Hasselt University, Hasselt, Belgium
2. Unité de Recherche en Biologie Cellulaire, Namur Research Institute for Life Sciences, Namur University, Namur, Belgium
3. Health Unit, Flemish Institute for Technological Research, Mol, Belgium
4. Imperial College Business School, Centre for Health Economics and Policy Innovation, London, England
5. School of Public Health, Imperial College, London, England
6. Environment & Health Unit, Department of Public Health, Leuven University, Leuven, Belgium