674
Participants
Start Date
April 1, 2014
Primary Completion Date
December 31, 2017
Study Completion Date
December 31, 2017
None, observational study
Observational study, no interventions
Cambridge University Hospitals NHS Trust, Cambridge
Barts Health NHS Trust, London
Great Ormond Street Hospital for Children NHS Foundation Trust, London
Imperial College Healthcare NHS Trust, London
Imperial College London
OTHER
Barts & The London NHS Trust
OTHER
Imperial College Healthcare NHS Trust
OTHER
University of Cambridge
OTHER
Great Ormond Street Hospital for Children NHS Foundation Trust
OTHER