Funding for this research was provided by:
Ministry of Education and Science of the Russian Federation (19.6015.2017/8.9)
Ministry of Science and Higher Education of The Russian Federation (075-15-2019-1880)
First Online: 27 January 2020
Compliance with Ethical Standards
: The samples were collected, processed, and stored, and associated data were analyzed according to the Ethical Guidelines for the use of animals in research (University of Diyala, Baqubah, Iraq). Ethical approval for the collection and processing of samples of human origin was not required since this study was a community service improvement. Personal information and data were kept confidential.
: The authors declare that they have no conflict of interest.