Holleczek, Bernd https://orcid.org/0000-0001-8759-4371
Stegmaier, Christa
Radosa, Julia C.
Solomayer, Erich-Franz
Brenner, Hermann
Article History
Received: 9 October 2018
Accepted: 14 May 2019
First Online: 30 May 2019
Ethics approval and consent to participate
: No informed consent of the patients was necessary for this study. The data were collected according to state provisions (Saarland Cancer Registration Act) for the purpose of monitoring cancer burden, care and outcomes and provided and used for this study according to the respective legal regulations.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.