1. Stijn Blot is a professor in the Department of Internal Medicine, Faculty of Medicine and Health Science, Ghent University, Belgium and the Burns Trauma and Critical Care Research Centre, The University of Queensland, Brisbane, Australia. Elsa Afonso is a staff nurse in the neonatal intensive care unit, Chelsea and Westminster NHS Trust, London, United Kingdom. Sonia Labeau is a lecturer in the Faculty of Education, Health and Social Work, University College Ghent, Belgium.