Database  DynaMed [electronic resource].  -- Ipswich, MA : EBSCO Pub.
            Continuously updated ; Began in the 1990s?
            Title from home page (viewed Aug. 7, 2007).
            Formerly published by Dynamic Medical Information Systems LLC.
            Access restricted to users of subscribed institutions.
            Evidence-based reference tool containing summaries for nearly 2000
          topics of diseases, disorders, and symptoms, with information on
          etiology, associated conditions, history and research findings,
          differential diagnosis and diagnostic testing, prognosis, treatment,
          prevention, and links to patient information. Summaries are derived
          from peer-reviewed sources.
            Mode of access: World Wide Web.
             1. Disease  2. Medicine  3. Evidence-Based Medicine--standards
           4. Pharmaceutical Preparations--Database
          
          Provides summaries for more than 3000 topics.  Restricted to certain
          medical groups.
          HEAL-WA