Grishina, D. S.
Pavlov, A. N.
Pavlova, O. N.
Runnova, A. E.
Article History
Received: 29 April 2019
Revised: 29 April 2019
Accepted: 8 May 2019
First Online: 4 September 2019
COMPLIANCE WITH ETHICAL STANDARDS
: All studies involving people were conducted in accordance with principles for human experimentation as defined in the Declaration of Helsinki and International Conference on Harmonization Good Clinical Practice guidelines and later amendments or comparable ethical standards, as well as approved by the relevant institutional review boards. Informed consent was obtained from every participant in the study.
: CONFLICT OF INTEREST . The authors declare that they have no conflict of interest.