1. Zaporizhzhya National University, Zaporizhzhia, Ukraine.
2. Mykhailo Drahomanov State University of Ukraine, Kyiv, Ukraine.
3. Pylyp Orlyk International Classical University, Mykolaiv, Ukraine.
4. Pavlo Tychyna Uman State Pedagogical University, Uman, Ukraine.
5. Ludwik Rydygier Hospital in Krakow, Krakow, Poland.