Roßberg, Willi
Goetz, Friedrich
Timm, Max Eike
Lenarz, Thomas
Helmstaedter, Victor
Article History
Received: 5 September 2019
Accepted: 12 March 2020
First Online: 23 March 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study is of retrospective nature. Ethical approval from the Ethic’s Committee of Hannover Medical University was obtained before retrospective data analysis (No.: 8292_BO_K_2019).
: Informed consent was obtained from all individual participants included in the study.