Attribution

Photo by Public Domain Pictures: https://www.pexels.com/el-gr/photo/60022/

Photo by Mikhail Nilov: https://www.pexels.com/el-gr/photo/8923538/

Microscope icons created by surang - Flaticon

Photo by fauxels: https://www.pexels.com/el-gr/photo/3184418/

Video by Kindel Media: https://www.pexels.com/el-gr/video/8325990/

https://vectorflags.com/croatia/hr-circle-01

https://vectorflags.com/bulgaria/bg-circle-01

https://vectorflags.com/romania/ro-circle-01

https://vectorflags.com/spain/es-circle-01

https://vectorflags.com/european-union/org-eu-circle-01

https://vectorflags.com/poland/pl-circle-01