Zole, Egija http://orcid.org/0000-0002-8782-1551
Ranka, Renāte
Funding for this research was provided by:
ERDF Grant (Nr. 1.1.1.1/16/A/101)
Article History
Received: 12 October 2017
Accepted: 23 February 2018
First Online: 28 February 2018
Compilance with ethical standards
:
: The authors declare that they have no conflict of interest.