Kunz, Wolfgang G. https://orcid.org/0000-0002-5021-1952
Eschbach, Ralf S.
Stahl, Robert
Kazmierczak, Philipp M.
Bartenstein, Peter
Rominger, Axel
Auernhammer, Christoph J.
Spitzweg, Christine
Ricke, Jens
Cyran, Clemens C.
Article History
Received: 31 March 2018
Accepted: 14 September 2018
First Online: 20 September 2018
Ethics approval and consent to participate
: The institutional review board of the LMU Munich (Ethikkommission der Medizinischen Fakultät der Ludwig-Maximilians-Universität München) approved this retrospective study, which was conducted according to the Helsinki Declaration of 2013, and waived requirement for informed consent.
: 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.