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Annotated Bibliographies

The National Guideline Clearinghouse™ (NGC) Annotated Bibliographies feature allows users to search by text word and/or subject category to identify citations for publications and resources about guidelines. Resources have been selected not only from the peer-reviewed journal literature, but also from non-journal sources. Access the Annotated Bibliographies.

NGC-L Discussion List

The NGC-L electronic discussion list - NGC-L - is available. This discussion list is designed to support discussions on various issues such as clinical practice guideline development, methodology, research, dissemination, implementation, and use.

AHRQ Evidence Reports/Technology Assessments

This resource provides users with links to the Summaries and Full-Text Reports for evidence reports and technology assessments produced under the Agency for Healthcare Research and Quality (AHRQ) (formerly the Agency for Health Care Policy and Research [AHCPR]) Evidence-based Practice Center (EPC) Program. Access the list of EPC Reports, with links to summaries and/or full-text publications.

Expert Commentary

The NGC/NQMC Expert Commentary feature provides users with access to editorial insights on current issues of importance to the respective clearinghouses and to the guideline and measure fields in general.

Frequently Asked Questions (FAQ)

Answers to a number of questions received from NGC users can be found in the FAQ.


The NGC Glossary provides clarifying definitions and examples of terms used to describe common properties of clinical practice guidelines used in the NGC structured abstracts (summaries).

Guideline Resources

A list of Web sites containing information and/or links to guideline-related information complementary to NGC content.

New Features

New features available on the NGC Web site.

NLM Links

NGC content is linked in several ways to or from National Library of Medicine (NLM) resources such as PubMed and Health Services Technology Assessment Texts (HSTAT). Please refer to the NLM Links page for more information.

Patient Resources Links

If you are a patient and are accessing this site, you should understand that the information presented is intended and designed for the use of expert audiences. You should seek assistance from a health care professional in interpreting these materials and applying them in individual cases. NGC does provide a list of Web sites that contain information designed especially for patients.

PDA/Palm List

This resource provides users with information regarding the availability of full-text guidelines and/or companion documents in downloadable versions for the handheld computer (Personal Digital Assistant [PDA], Palm, etc.).

RSS Feeds

The RSS Feeds resource provides Web developers with RSS feeds of the entire inventory of NGC content. Using this resource, Web developers can easily incorporate headline information from our Web sites and navigate back to our sites for detailed summaries and other features.

Search Forms

The Search Forms resource offers Web developers the ability to create their own unique search interfaces with the NGC Web site.


Your suggestions for NGC Resources are welcome. Please e-mail NGC at info@guideline.gov.