Mirijanyan, A. A.
Grigoryan, K. H.
Mirijanyan, M. M.
Article History
Received: 26 June 2019
Accepted: 7 February 2020
First Online: 13 February 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the YSMU research ethics committee.
: Informed consent was obtained from all individual participants included in the study.