Kraus, P. M.
Tolstikhin, O. I.
Baykusheva, D.
Rupenyan, A.
Schneider, J.
Bisgaard, C. Z.
Morishita, T.
Jensen, F.
Madsen, L. B.
Wörner, H. J.
Article History
Received: 17 November 2014
Accepted: 26 March 2015
First Online: 5 May 2015
Competing interests
: The authors declare no competing financial interests.