**Acknowledgements**

The work is supported by the Grants No. III 41017, III 41018, and 43012 of Ministry of Education, Science, and Technological Development of the Republic of Serbia. The research was supported by the Project of Serbian Academy of Science O-06-17 and by an Internal project of University of Nis, Faculty of Medicine of Nis, 2020, conducted by Dijana Stojanovic MD, PhD.
