1. Centre Environment & Health; Katholieke Universiteit Leuven; Leuven Belgium
2. IDEWE; external service for prevention and protection at work; Heverlee Belgium
3. Department of Experimental and Applied Psychology (EXTO); Faculty of Psychological and Educational Science; Vrije Universiteit Brussel - Pleinlaan 2; Brussels Belgium
4. Department of Social Medicine, CAPHRI School for Public Health and Primary Care, Faculty of Health; Medicine and Life Sciences Maastricht University; Maastricht The Netherlands