Participating study centers
Austria
| Innsbruck Universitätsklinik für Pädiatrie I |
Australia
| Sydney The Sydney Children’s Hospitals Network |
Canada
Edmonton London/ Ontario Toronto Vancouver BC |
China
Hong Kong Hong Kong Hong Kong |
Czech Republic
| Prague Charles University and General University Hospital |
Germany
Berlin Bochum Göttingen Hamburg Heidelberg Leipzig München Transferred patients |
France
Nantes Montpellier Paris |
Greece
Athens Thessaloniki |
Hungary
| Szeged University of Szeged |
India
Mumbai
P.D. Hinduja National Hospital & MRC
Italy
Padova Rome Torino |
Japan
| Tokyo Showa University School of Medicine |
Netherlands
| Nijmegen Radboud universitair medisch centrum |
Norway
| Oslo / Drammen Oslo University Hospital / Drammen Hospital |
Poland
| Warsaw The Institute of Mother and Child |
Serbia
Belgrade Novi Sad |
Singapore
| Singapore National University of Singapore |
Spain
Barcelona Córdoba Sevilla |
Taiwan
Taichung Taipei |
Turkey
Adana Ankara Istanbul Izmir |
United Kingdom
| London Great Ormond Street Institute of Child Health |
United States
San Diego Columbus /Ohio |