Funding for this research was provided by:
Hilfe für krebskranke Kinder Frankfurt (n/a)
Frankfurter Stiftung für krebskranke Kinder (n/a)
Johann Wolfgang Goethe-Universität, Frankfurt am Main
Received: 6 August 2021
Accepted: 1 September 2021
First Online: 12 October 2021
: The use of peripheral blood and bone marrow aspirates was approved by the Ethics Committee of Frankfurt University Hospital (approval no. SHN-03-2017). All patients gave informed consent to the collection of samples and to the scientific analysis of their data and of biomaterial obtained for diagnostic purposes according to the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.