1. Centre for Congenital Heart Disease, Department of Cardiovascular Surgery, Inselspital, Bern University Hospital, University of Bern, Switzerland
2. Centre for Congenital Heart Disease, Department of Cardiology, Inselspital, Bern University Hospital, University of Bern, Switzerland
3. Department of Anaesthesiology and Pain Medicine, Inselspital, Bern University Hospital, University of Bern, Switzerland
4. Terre des hommes, NGO, Lausanne, Switzerland
5. Department of Cardiac Surgery A, Ibn Sina Hospital, Rabat, Morocco