Freis, Alexander http://orcid.org/0000-0002-8223-5166
Schlegel, Janina
Daniel, Volker
Jauckus, Julia
Strowitzki, Thomas
Germeyer, Ariane
Funding for this research was provided by:
Medizinischen Fakultät Heidelberg, Universität Heidelberg (FRONTIER Exzellenzinitiative)
Article History
Received: 30 June 2018
Accepted: 25 September 2018
First Online: 28 September 2018
Ethics approval and consent to participate
: The study was approved by the Ethical Committee of the Heidelberg University (protocol S-243/2015). All patients included gave their written agreement after informed consent.
: Written informed consent for publication was obtained.
: The University Heidelberg is filing a patent on the published ratios.
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