Marakhova, Irina
Yurinskaya, Valentina
Aksenov, Nikolay
Zenin, Valeriy
Shatrova, Alla
Vereninov, Alexey http://orcid.org/0000-0002-3602-7059
Article History
Received: 16 July 2019
Accepted: 18 October 2019
First Online: 7 November 2019
Competing interests
: The authors declare no competing interests.