1. Sheffield Children's Hospital; Department of Paediatrics; Western Bank Sheffield UK S10 2TH
2. Clinical Trials Unit; Medical Research Unit; Other Diseases Group 222 Euston Road London UK NW1 2DA
3. Sheffield Children's Hospital; Sheffield South Yorkshire UK S10 2TH
4. Sheffield Children's Hospital; Research Office; 16 Northumberland Road Sheffield South Yorkshire UK S10 2TH
5. CHU Sainte-Justine; Direction de la Recherche/ Research Centre; 3175 Cote Sainte-Catherine Montreal Québec Canada H3T 1C5
6. Sheffield Children's NHS Trust; Research and Development Office; The Whitehouse Western Bank Sheffield UK ST10 2TH