Heckl, Steffen M.
Wiesener, Viva
Behrens, Hans-Michael
Ulase, Dita
Krüger, Sandra
Röcken, Christoph http://orcid.org/0000-0002-6989-8002
Article History
Received: 22 December 2018
Accepted: 4 April 2019
First Online: 15 April 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 and later versions. Informed consent for the therapeutic surgeries had been obtained from all patients. Ethical approval was obtained from the local ethical review board (D 453/10 and D 468/17) of the University Hospital Schleswig–Holstein, Kiel, Germany.