ESCI (Web of Science), Clarivate- As a new index in the Web of Science™ Core Collection, Emerging Sources Citation Index (ESCI) expands the citation universe and reflects the growing global body of science and scholarly activity.

PMC - PubMed Central® (PMC) is a free full-text archive of biomedical and life sciences journal literature at the U.S. National Institutes of Health's National Library of Medicine (NIH/NLM).

MEDLINE - is the U.S. National Library of Medicine® (NLM) premier bibliographic database that contains more than 25 million references to journal articles in life sciences with a concentration on biomedicine. A distinctive feature of MEDLINE is that the records are indexed with NLM Medical Subject Headings (MeSH®). MEDLINE is the online counterpart to MEDLARS® (MEDical Literature Analysis and Retrieval System) that originated in 1964.

CAB Abstracts and Global Health databases - CAB International is a not-for-profit, international treaty organisation, dedicated to the dissemination of scientific knowledge. They produce two abstract databases in the applied life sciences: CAB Abstracts (agriculture, crop science, natural resources, animal and human sciences) and Global Health (dedicated to public health, food science and nutrition).

The Directory of Open Access Journals (DOAJ) - an online directory that indexes and provides access to quality open access, peer-reviewed journals

Scopus - the largest abstract and citation database of peer-reviewed literature: scientific journals, books and conference proceedings (Elsevier)