In line with the technological developments and the increasing access to the Internet, and after the health competences transfer, almost all Autonomous Communities (ACs) created virtual health sciences libraries which provide access to electronic resources and offer librarian services to the professionals of the health service. The creation of the virtual libraries has not followed common patters in all ACs and today, we can appreciate different organizational designs of the virtual libraries in health sciences in the ACs. However, all of them should offer a minimum of resources and services to ensure the equity in the access to relevant information needed for clinical decision making, which will has a direct impact on the quality of health care
