,
Bucksch, Karolin http://orcid.org/0000-0003-4586-4032
Zachariae, Silke
Aretz, Stefan
Büttner, Reinhard
Holinski-Feder, Elke
Holzapfel, Stefanie
Hüneburg, Robert
Kloor, Matthias
von Knebel Doeberitz, Magnus
Morak, Monika
Möslein, Gabriela
Nattermann, Jacob
Perne, Claudia
Rahner, Nils
Schmiegel, Wolff
Schulmann, Karsten
Steinke-Lange, Verena
Strassburg, Christian P.
Vangala, Deepak B.
Weitz, Jürgen
Loeffler, Markus
Engel, Christoph
Funding for this research was provided by:
Deutsche Krebshilfe (70-2706-Lö 1, 70-2706 / 107015, 108445, 108913, 111008)
Article History
Received: 27 November 2019
Accepted: 3 May 2020
First Online: 24 May 2020
Ethics approval and consent to participate
: The study was approved by all responsible ethic committees of the participating clinical centres and complies with the ethical standards of the Declaration of Helsinki. All participants gave their written informed consent at registry inclusion. The ethic committees were: Ethik-Kommission der Medizinischen Fakultät der Ruhr-Universität Bochum, Ethikkommission an der Medizinischen Fakultät der Rheinischen Friedrich-Wilhelms-Universität Bonn, Ethikkommission an der Technischen Universität Dresden, Ethikkommission an der Medizinischen Fakultät der Heinrich-Heine-Universität Düsseldorf, Ethikkommission der Medizinischen Fakultät Heidelberg, Ethikkommission bei der Medizinischen Fakultät der LMU München.
: Not applicable.
: The authors declare that they have no competing interests. Matthias Kloor is an Editorial Board Member of BMC Cancer.