Hemmann, Philipp
Friederich, Maximilian
Körner, Daniel
Klopfer, Tim
Bahrs, Christian
Funding for this research was provided by:
Universitätsklinikum Tübingen
Article History
Received: 24 January 2021
Accepted: 19 April 2021
First Online: 19 May 2021
Declarations
:
: The study was conducted in agreement with the ethical standards of the institutional and national research committee and with the 1964 Helsinki declaration and its later amendments. This is an epidemiological study with anonymized, centrally collected, and online publicly available data. No patient consent or approval of the local ethics committee was required.
: Not applicable.
: The authors declare that they have no competing interests.