Danilin, S.
Lebedev, A. V.
Vepsäläinen, A.
Lesovik, G. B.
Blatter, G.
Paraoanu, G. S.
Article History
Received: 13 August 2017
Revised: 24 April 2018
Accepted: 31 May 2018
First Online: 29 June 2018
Competing interests
: The authors declare no competing interests.