1. Department of Paediatric Surgery, University Medical Center Erlangen, Friedrich‐Alexander‐University of Erlangen‐Nuremberg (FAU), Erlangen, Germany.
2. Department of Radiology, University Medical Center Erlangen, Friedrich‐Alexander‐University of Erlangen‐Nuremberg (FAU), Erlangen, Germany.
3. Paediatric Oncology and Haematology, Department of Paediatrics, University Medical Center Erlangen, Friedrich‐Alexander‐University of Erlangen‐Nuremberg (FAU), Erlangen, Germany.