Junker, Kerstin http://orcid.org/0000-0001-6650-1201
Mutafchiev, Yasen http://orcid.org/0000-0002-7901-7205
Article History
Received: 2 June 2017
Accepted: 14 August 2017
First Online: 1 September 2017
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All applicable institutional, national and international guidelines for the care and use of animals were followed.