1. Department of Internal Medicine, St Franziskus Hospital, Cologne, Germany
2. Institute of Diagnostic Radiology, Heinrich Heine University, Düsseldorf, Germany
3. Department of Paediatrics, Gaslini Institute, Genoa, Italy
4. Malattie Metaboliche, IRCCS Burlo Garofolo, Trieste, Italy
5. Clinica Pediatrie I, Cluj-Napoca, Romania
6. Regional Centre of Nuclear Medicine, University of Pisa Medical School, Pisa, Italy
7. Department of Radiology, Academic Medical Centre, Amsterdam, The Netherlands