Frobel, Wiebke
Grafe, Nico
Meigen, Christof
Vogel, Mandy
Hiemisch, Andreas
Kiess, Wieland
Poulain, Tanja
Funding for this research was provided by:
Universität Leipzig
Article History
Received: 20 August 2021
Accepted: 10 January 2022
First Online: 10 February 2022
Declarations
:
: The study was conducted in accordance with the Declaration of Helsinki. The study protocol was approved by the Ethics Committee of the Medical Faculty of the University of Leipzig (Reg. No. 264/10-ek). All children and their families were informed on the study content and the long-term use of data. Informed written consent was obtained from parents of all participants.
: Not applicable.
: All authors declare that they have no competing interests.