Ernst, R. E.
Hamilton, M. A.
Söderlund, U.
Hanes, J. A.
Gladkochub, D. P.
Okrugin, A. V.
Kolotilina, T.
Mekhonoshin, A. S.
Bleeker, W.
LeCheminant, A. N.
Buchan, K. L.
Chamberlain, K. R.
Didenko, A. N.
Article History
Received: 29 October 2015
Accepted: 17 March 2016
First Online: 11 April 2016
Competing interests
: The authors declare no competing financial interests.