1. Centre for Ergonomics and Human Factors, Department of Public Health, La Trobe University, Bundoora, VIC 3086, Australia
2. Judith Lumley Centre, School of Nursing and Midwifery, La Trobe University, Bundoora, VIC 3086, Australia
3. Department of Public Health and Primary Care, Ghent University, C. Heymanslaan 10, 9000 Ghent, Belgium