Heinks, K.
De Schutter-Nüsse, C.
Boekhoff, S.
Bogusz, A.
Zhu, J.
Peng, J.
Müller, H. L. http://orcid.org/0000-0003-4929-9966
Funding for this research was provided by:
Deutsche Kinderkrebsstiftung (DKKS2014.13)
Article History
Received: 5 October 2018
Accepted: 19 November 2018
First Online: 24 November 2018
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: All procedures performed in our study were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Written parental and/or patient informed consent was obtained in all cases. The study was approved by the local standing-committee on ethical practice (University Oldenburg, Germany).