Funding for this research was provided by:
H2020 European Research Council (637164)
Text and Data Mining valid from 2019-03-04
Received: 17 August 2018
Accepted: 18 February 2019
First Online: 4 March 2019
Compliance with ethical standards
: Ethics approval was obtained from the local ethics committee (11/5022A1). Due to the retrospective nature of the study, the need for informed consent was waived.
: Alexander Valentinitsch, Stefano Trebeschi, Johannes Kaesmacher, Cristian Lorenz, and Thomas Baum declare that they have no conflicts of interest. JSK reports research grants from the DFG, ERC, and Nivida Corporation related to the manuscript, as well as travel support from Kaneka Europe and Speaker Honorarium from Philips Healthcare, not related.