Martyushenko, Nikolay
Almaas, Eivind http://orcid.org/0000-0002-9125-326X
Funding for this research was provided by:
Norges Forskningsråd (245160)
Article History
Received: 10 October 2018
Accepted: 7 January 2019
First Online: 28 January 2019
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.