Shchelkunova, Galina A.
Shchelkunov, Sergei N.
Funding for this research was provided by:
Russian Science Foundation (grant no. 14-15-00050)
Article History
First Online: 28 January 2016
Compliance with Ethical Standards
:
: GAS and SNS declare that they have no conflicts of interest.
: This work was supported by the Russian Science Foundation (Grant No. 14-15-00050).