Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (SCHE 1938/1-1)
Received: 16 March 2020
Revised: 2 July 2020
Accepted: 7 July 2020
First Online: 20 July 2020
Compliance with ethical standards
: SK reports having served on Advisory Boards for Pfizer, Incyte/Ariad, Novartis, AOP, BMS, and CTI; Honoraria: Novartis, BMS, Pfizer, Incyte/Ariad, Shire, Janssen; Scientific Research Support: Novartis Foundation, BMS, Novartis; Others: Alexion. All the other authors declare that they have no conflict interest.