The Agency for Healthcare Research and Quality (AHRQ) commissioned the RTI International–University of North Carolina at Chapel Hill (RTI-UNC) Evidence-based
This User’s Guide is a resource for investigators and stakeholders who develop and review observational comparative effectiveness research protocols. It expla
Healthcare decision makers in search of reliable information that compares health interventions increasingly turn to systematic reviews for the best summary of
This classic, field-defining textbook, now in its sixth edition, provides the most comprehensive guidance available for anyone needing up-to-date information in
Clinical research presents health care providers with information on the natural history and clinical presentations of disease as well as diagnostic and treatme