- Centre for reviews and dissemination
- Health on the Net Foundation based in Switzerland, and endorsed by the Economic and Social Council of the United Nations. You can choose HONtools, HONsearch, HONtopics, or HONcode.
- Health Sciences and Practice Subject Centre
- Irish Health Repository
- The Knowledge Network Was NHS e-Library. You need to register for your own NHS Athens username and password
- Mednar specialist medical search engine, good for grey literature
- Open J-Gate free full text of over 3000 journals
- PsychBite catalogues studies of cognitive, behavioural and other treatments for psychological problems and issues occurring as a consequence of acquired brain impairment (ABI). These studies are rated for their methodological quality, evaluating various aspects of scientific rigour.
- Zanran search engine for data and statistics