Lohneis, Philipp https://orcid.org/0000-0002-4797-0018
Hieggelke, Lena
Gebauer, Florian
Ball, Markus
Bruns, Christiane
Büttner, Reinhard
Löser, Heike
Quaas, Alexander
Article History
Received: 28 April 2020
Revised: 10 July 2020
Accepted: 22 July 2020
First Online: 6 August 2020
Compliance with ethical standards
:
: The authors have no conflict of interest to declare.
: Procedures were followed as outlined in accordance with ethical standards formulated in the Helsinki Declaration 1975 (and revised in 1983). Patients gave their written consent to usage of their tumor specimens and the objective of the project is primarily in the field of diagnostics and quality assurance. An approval was obtained from the University of Cologne Ethics Committee (reference number: 13–091 and 10–242).