1. Department of Psychology and Logopedics, Faculty of Medicine, University of Helsinki, Helsinki, Finland;
2. Stress Research Institute, Stockholm University, Stockholm, Sweden;
3. The Finnish Transport and Communications Agency Traficom, Helsinki, Finland;
4. Turku University of Applied Sciences, Turku, Finland;
5. Liikenneturva–Finnish Road Safety Council, Helsinki, Finland;
6. School of Mathematics and Statistics, University of New South Wales, Sydney, Australia;
7. Transport and Road Safety Research Centre, UNSW Sydney, Australia;
8. Department of Ophthalmology and Otorhinolaryngology, Institute of Clinical Medicine, Helsinki, Finland