Funding for this research was provided by:
Nationales Centrum für Tumorerkrankungen Heidelberg
German Research Council (BR 1704/6-1, BR 1704/6-3, BR 1704/6-4, CH 117/1-1, HO 5117/2-1, HE 5998/2-1, KL 2354/3-1, RO 2270/8-1 and BR 1704/17-1)
German Federal Ministry of Education and Research (01KH0404, 01ER0814, 01ER0815, 01ER1505A and 01ER1505B)
Received: 8 January 2019
Accepted: 16 June 2019
First Online: 11 July 2019
Consent for publication
: Not applicable.
: The authors declare that they have no competing interests. Author MK is an Editorial Board member for the journal.