Mosek, Dieu Phuong
Sperhake, Jan Peter
Edler, Carolin
Püschel, Klaus
Schröder, Ann Sophie
Article History
Received: 27 September 2019
Accepted: 8 January 2020
First Online: 18 January 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with ethical standards of the institutional and/ or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was waived due to the retrospective nature of this study.