Databases:

Cochrane Library ‐ evidence‐based health care information, full‐text research based reviews and protocols
CINAHL (Cumulative Index to Nursing and Allied Health Literature)
Medline – National Library of Medicine’s world literature in medicine
ScienceDirect ‐ Clinical topics in nursing and other health professions
WorldCat – An international catalog of books, websites, maps, etc. 

Searchable Databases on the Internet

Agency for Healthcare Research and Quality (AHRQ)
The United States’ premier evidence‐based practice agency, also Research Findings and Data & Surveys

Centre for Evidence‐based Medicine
Click on Resource Centre, then Directory

Health Services/Technology Assessment Text (HSTAT)
A searchable collection of large, full‐text clinical practice guidelines, technology assessments, and health information.

PubMed Clinical Queries
Select 'Systematic Reviews' which retrieves systematic review and meta‐analysis studies for search topics

SUMSearch
Searches best evidence sites from the U of TX Health Sciences Center

TRIP Database
Allows health professionals to find the highest‐quality material available on the web –  to help support evidence based practice  

Related Websites

Joanna Briggs Institute – evidence‐based resources for healthcare professionals
National Institute of Nursing Research – links to other resources, grant information
National Center for Health Statistics
National Guideline Clearinghouse