1. Pediatric Surgery and Transplantation Unit, Department of Surgery, Cliniques Universitaires Saint-Luc, ERN TransplantChild, ERN Rare Liver, Université Catholique de Louvain, 1200 Brussels, Belgium
2. Pediatric Gastroenterology and Hepatology Unit, Department of Pediatrics, Cliniques Universitaires Saint-Luc, ERN TransplantChild, ERN Rare Liver, Université Catholique de Louvain, 1200 Brussels, Belgium