Duran, Ibrahim
Katzmann, J.
Martakis, K.
Stark, C.
Semler, O.
Schoenau, E.
Article History
Received: 26 January 2018
Accepted: 4 September 2018
First Online: 5 November 2018
Compliance with ethical standards
: After obtaining written informed consent of patients’ legal representatives for data analysis, data of the participants are stored in a prospective monocentric patient registry. The Ethics Committee of the University of Cologne approved this registry (16-269).
: None.