The measurement and benchmarking of outcomes of health care interventions are considered key strategies for promoting the quality and equity of health care.

Cochrane is an international network made up of professionals, health care administrators and users interested in preparing, updating and disseminating systematic revisions of primary studies on the effects of health care.

The availability of the archives of the regional pharmaceutical federation has, in the last few years, given impetus to the development of epidemiological studies that use the data of drug prescriptions.