This database contains more than 30 million citations for biomedical literature from MEDLINE, life science journals, and online books (material may need to be requested through interlibrary loan)
PEDro is the Physiotherapy Evidence Database, a free database of over 47,000 randomised trials, systematic reviews and clinical practice guidelines in physiotherapy. Material from this database will probably have to be acquired through interlibrary loan.
The Cochrane Library is a collection of databases that contain high-quality, independent evidence to information healthcare decision-making. Material from this database will probably have to be acquired through interlibrary loan.