ACP Journal Club's general purpose is to select published articles according to explicit criteria and abstract those studies and reviews that warrant immediate attention by physicians. These articles are summarized in "value-added" abstracts and commented on by clinical experts.
The Cochrane Library consists of a regularly updated collection of evidence-based medicine databases, including The Cochrane Database of Systematic Reviews, which provide high quality information to people providing and receiving care and those responsible for research, teaching, funding and administration at all levels. [Access to abstracts is free.]
Centre for Evidence-Based Medicine (Oxford, UK). CATmaker is a computer-assisted critical appraisal tool. The full version (3MB, PC) is now free. It provides guided appraisal and calculations for therapy, diagnosis, prognosis, etc