Bernardor, Julie
Schmitt, Claus Peter
Oh, Jun
Sellier-Leclerc, Anne-Laure
Büscher, Anja
Dello Strologo, Luca
Genc, Gurkan
John, Ulrike
Weitz, Marcus
Zirngibl, Matthias
Krupka, Kai
Tönshoff, Burkhard
Bacchetta, Justine
Article History
Received: 11 November 2019
Revised: 18 March 2020
Accepted: 27 March 2020
First Online: 4 May 2020
Compliance with ethical standards
: For research purposes, an analysis of the multinational dataset requires approval of the predefined study protocol by the CERTAIN Registry Steering Committee. Written informed consent was obtained from all parents/guardians to participate in the registry, with assent from patients as appropriate for their age. The CERTAIN Registry has been approved by the ethics committee of each contributing center and is kept in full accordance with the principles of the Declaration of Helsinki and Good Clinical Practice guidelines.