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Authors
Küchler, Jan https://orcid.org/0000-0002-2587-3129
Tronnier, Franziska
Smith, Emma
Gliemroth, Jan
Tronnier, Volker M.
Ditz, Claudia
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Article History
First Online: 10 September 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The study has been approved by the institutional ethics committee. For this type of retrospective study, formal consent is not required.
