Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom
Manchester Royal Infirmary, Manchester, United Kingdom
Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom
Inselspital, Bern University Hospital, Bern, Switzerland
MRC Cancer Unit, Cambridge, United Kingdom
University of Oulu, Oulu, Finland
Universitee Libre de Bruxelles, Brussels, Belgium
Ospedale Pediatrico Bambino Gesu, Rome, Italy
Cambridgeshire Community Services, Cambridge, Cambs, United Kingdom
Cambridge University Hospitals NHS Trust, Cambridge, United Kingdom
Mr Stephen Kelleher, Cambridge, Cambridgeshire, United Kingdom
Medical University of Graz Department of Pediatrics and Adolescent Medicine, Graz, Austria
Medical University of Innsbruck Department of Pediatrics I, Innsbruck, Austria
Medical University of Vienna Department of Pediatrics, Wien, Austria