NLM catalogue & locator plus, USA
Google Scholar
Index Copernicus, Poland (IC Value: 2015: 70.17, 2016: 73.98, 2018: 97.51,2020: 79.09, 2021: 88.87)
Genamics JournalSeek
WorldCat
Gaudeamus Academia
The International Committee of Medical Journal Editors (ICMJE)