Vischer, Annina S. http://orcid.org/0000-0001-5188-1723
Socrates, Thenral http://orcid.org/0000-0001-9619-5460
Winterhalder, Clemens
Eckstein, Jens http://orcid.org/0000-0002-1693-9851
Mayr, Michael http://orcid.org/0000-0002-1962-8186
Burkard, Thilo http://orcid.org/0000-0001-6373-9820
Article History
Received: 27 November 2018
Accepted: 29 January 2019
First Online: 6 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This trial was approved by the local ethics committee (EKNZ 2015-287), was compliant with the Declaration of Helsinki, and all patients provided written informed consent. The trial was registered on clinicaltrials.gov (NCT02552030).