Entrez is the search box on the NCBI platform that allows you to search across over 30 NCBI databases. When you run a search, you will see a list of the NCBI databases and the number of matches found in each database. New databases are added as biomedical science advances and new kinds of data become available.
Most recent information.
Type of coverage
Journals; ebooks; data.
Vendor/electronic presentation provider
National Center for Biotechnology Information (NCBI)