1. Department of Public and Occupational Health, EMGO Institute for Health and Care Research, VU University Medical Centre, Amsterdam, Netherlands
2. Body@Work Research Centre for Physical Activity, Work and Health, TNO VUmc, Amsterdam, Netherlands
3. Department of Epidemiology and Biostatistics, VU University Medical Centre, Amsterdam, Netherlands
4. Department of Health Sciences, Faculty of Earth & Life Sciences, VU University, Amsterdam, Netherlands