Alvarez, Simone http://orcid.org/0000-0002-0963-8938
Schultz, Jobst-Hendrik
Article History
Received: 19 June 2017
Accepted: 20 March 2018
First Online: 27 March 2018
Ethics approval and consent to participate
: All research has been conducted in accordance with the Declaration of Helsinki and need for approval has been waived by the ethics committee of the Medical Faculty of Heidelberg University. The need for consent to participate was waived by the ethics committee of the Medical Faculty of Heidelberg University.
: Not applicable.
: The authors declare that they have no competing interests.
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