Ignatov, Tanja
Claus, Maria
Nass, Norbert
Haybaeck, Johannes
Seifert, Bernd
Kalinski, Thomas
Ortmann, Olaf
Ignatov, Atanas http://orcid.org/0000-0002-9006-4029
Article History
Received: 12 September 2018
Accepted: 17 November 2018
First Online: 26 November 2018
Compliance with ethical standards
:
: The authors have no conflicts of interest.
: The experiments comply with the current laws of Germany and were performed according to the good clinical practice (GCP) guidelines.