1 Department of Paediatric Oncology, University Hospital Southampton, Southampton, UK Department of Paediatric Oncology, Royal Marsden NHS Trust, Sutton, UK.
2 Co-founder of Paediatric Oncology Reference Team and Parent of Child Treated for Leukaemia, London, UK.
3 Department of Paediatric Oncology, Royal Marsden NHS Trust, Sutton, UK.
4 Public and Patient Involvement Manager, NIHR Alder Hey Clinical Research Facility, Liverpool, UK.
5 Joint Lead for Patient and Public Involvement and Engagement in Research, Great Ormond Street Hospital/University College London Biomedical Research Centre, London, UK.
6 National Director for Public Participation and Engagement in Research, NIHR; Chair, INVOLVE, London, UK.