1 Paediatric Intensive Care Unit, Emma Children's Hospital, Amsterdam University Medical Centers, location AMC, Amsterdam 1105AZ, Netherlands.
2 UMCU Laboratory of Translational Immunology, Wilhelmina Children's Hospital, University Medical Center of Utrecht, Utrecht, Netherlands; Respiratory Syncytial Virus Network Foundation, Zeist, Netherlands.
3 ULR 2694 METRICS: Évaluation des technologies de santé et des pratiques médicales, Université Lille, CHU Lille, Lille, France.
4 Centre for Global Health, Usher Institute, University of Edinburgh, Edinburgh, UK.
5 Department of Paediatrics, University of Washington, Seattle, WA, USA.
6 Paediatric Intensive Care Unit, Emma Children's Hospital, Amsterdam University Medical Centers, location AMC, Amsterdam 1105AZ, Netherlands. Electronic address: r.a.bem@amsterdamumc.nl.