Qian, Jing
Tikk, Kaja
Weigl, Korbinian
Balavarca, Yesilda
Brenner, Hermann
Funding for this research was provided by:
Deutsche Krebshilfe (111365)
Deutsche Forschungsgemeinschaft (BR1704/16-1)
Article History
Received: 22 May 2018
Revised: 14 August 2018
Accepted: 10 September 2018
First Online: 14 November 2018
<!--Emphasis Type='Bold' removed-->Ethics approval and consent to participate
: All the studies involved were approved by the Ethics Committee of the University of Heidelberg (Heidelberg, Germany) and by the Ethics Committee of each participating centre. Written informed consent was obtained from all participants.
: The authors declare no competing interests.
: This work is published under the standard license to publish agreement. After 12 months the work will become freely available and the license terms will switch to a Creative Commons Attribution 4.0 International (CC BY 4.0)