Kinzinger, Gero Stefan Michael
Lisson, Jörg Alexander
Booth, Dania
Hourfar, Jan
Article History
Received: 5 February 2018
Accepted: 8 August 2018
First Online: 10 September 2018
Compliance with ethical guidelines
:
: G.S.M. Kinzinger, J.A. Lisson, D. Booth and J. Hourfar declare that they have no competing interests.
: Ethical approval for this retrospective study was obtained from the Institutional Review Board (IRB). For this type of study formal consent is not required.