Natterer J, Schneider J, Sekarski N, Rathke V, Adams M, Latal B, Borradori-Tolsa C, Bouhabib M, Fuhrer Kradolfer K, Glöckler M, Hutter D, Kelly J, L’Ebraly C, Pfluger MR, Polito A, von Rhein M, Knirsch W. ORCHID (Outcome Registry for CHIldren with severe congenital heart Disease) a Swiss, nationwide, prospective, population-based, neurodevelopmental paediatric patient registry: framework, regulations and implementation. Swiss Med Wkly [Internet]. 2022 Sep. 2 [cited 2024 Aug. 16];152(3536):w30217. Available from: https://smw.ch/index.php/smw/article/view/3241