1. Hull York Medical School; University of York; Heslington York YO1 5DD United Kingdom
2. United Kingdom and Garner Consulting; 5 Hall Drive, Sand Hutton York YO41 1LA United Kingdom
3. Institute of Translational Medicine; University of Liverpool; Crown Street Liverpool L69 3BX United Kingdom
4. Alder Hey Children's NHS Foundation Trust; Eaton Road, West Derby Liverpool L12 2AP United Kingdom
5. Good Clinical Practice Alliance - Europe; Schoolbergenstraat 47 BE-3010 Kessel-Lo Belgium
6. TNO Zeist; Utrechtseweg 48, PO Box 360 3700 AJ Zeist The Netherlands
7. Department of Paediatrics; Tartu University Hospital, University of Tartu; 51014 Tartu Estonia
8. Pharmaceutical Research Institute; 8 Rydygiera Street 01-793 Warsaw Poland
9. Department of Women's and Children's Health, Institute of Translational Medicine; University of Liverpool, University of Liverpool; Liverpool L69 3BX United Kingdom