Brodkorb, Silke
Sidorenko, Irina
Turova, Varvara
Rieger-Fackeldey, Esther
Felderhoff-Müser, Ursula
Kovtanyuk, Andrey
Lampe, Renée http://orcid.org/0000-0002-1016-0249
Funding for this research was provided by:
klaus tschira stiftung
stiftung würth
buhl-strohmaier-foundation
Technische Universität München
Article History
Received: 4 August 2021
Revised: 14 January 2022
Accepted: 22 January 2022
First Online: 12 February 2022
Declarations
:
: The study was approved by the ethic committee of School of Medicine, Klinikum rechts der Isar, Technical University of Munich (Ref. 364/15) and the ethic committee of University Hospital Essen, University Duisburg-Essen (Ref. 16–7284-BO).
: According to the rules of the Ethic Committees of the University Hospital of the Technical University of Munich and of the University Hospital Essen of the University Duisburg-Essen, no informed consent from parents was necessary for retrospective data from the existing medical files.
: According to the rules of the Ethic Committees of the University Hospital of the Technical University of Munich and of the University Hospital Essen of the University Duisburg-Essen, no informed consent from parents was necessary for retrospective data from the existing medical files.
: The authors declare no competing interests.