Muschol, Nicole M.
Pape, Daniel
Kossow, Kai
Ullrich, Kurt
Arash-Kaps, Laila
Hennermann, Julia B.
Stücker, Ralf
Breyer, Sandra R. http://orcid.org/0000-0002-1122-0266
Article History
Received: 14 February 2019
Accepted: 16 April 2019
First Online: 2 May 2019
Ethics approval and consent to participate
: This is a retrospective study using anonymized data. Due to the design of the study the need for ethic approval was waived.
: Not applicable.
: The authors declare that they have no competing interests.
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