| Database / Resource | Specialty / Coverage |
| PubMed / MEDLINE / PMC / Bookshelf | Biomedical sciences, life sciences, behavioral sciences, chemistry, bioengineering |
| Embase | Biomedical and pharmacological literature |
| Cochrane Library (including CENTRAL) | Systematic reviews, clinical trials |
| CINAHL | Nursing and allied health literature |
| PsycInfo | Psychology and behavioral sciences |
| AMED | Allied and complementary medicine |
| ERIC | Education research |
| EconLit | Economics and health economics |
| LILACS | Latin American & Caribbean health sciences |
| IMEMR | Eastern Mediterranean Region medical literature |
| Global Index Medicus | Global health literature |
| HEED | Health economic evaluations |
| HAPI | Health and psychosocial instruments |
| CAB Direct | Agriculture, environment, veterinary, and applied life sciences |
| Campbell Collaboration | Systematic reviews in social sciences |
| Drug Information Portal | Drug information |
| ChemID Plus | Chemical structures and toxicology |
| ChemSpider | Chemical database |
| Scopus | Multidisciplinary citation database |
| Web of Science | Multidisciplinary citation database |
| TRIP Database | Evidence-based clinical resources |
| ACCESSSS | Evidence summaries and research |
| PEDro | Physiotherapy evidence database |
| Evidence Alerts | Alerts for new high-quality clinical research |