Practice Guidelines 

Agency for Healthcare Research and Quality EPC Evidence Reports
http://www.ahrq.gov/clinic/epcindex.htm

"The [Evidence-based Practice Centers (EPC)] develop evidence reports and technology assessments based on rigorous, comprehensive syntheses and analyses of the scientific literature on topics relevant to clinical, social science/behavioral, economic, and other health care organization and delivery issues. EPC reports and assessments emphasize explicit and detailed documentation of methods, rationale, and assumptions. These scientific syntheses may include meta-analyses and cost analyses. All EPCs collaborate with other medical and research organizations so that a broad range of experts is included in the development process."

American Academy of Pediatrics
http://aappolicy.aappublications.org/practice_guidelines/index.dtl

Offers American Academy of Pediatrics Guidelines for a variety of childhood conditions, as well as a number of guidelines issued by others that are endorsed by AAP.

American College of Cardiology
http://www.acc.org/qualityandscience/clinical/topic/topic.htm

Deals with heart health. An “A to Z” health topic search feature allows users to home in on a specific clinical area. The site also offers downloadable pocket guidelines in PDF format for a variety of cardiology areas, as well as Palm Pocket downloads of selected guidelines.

American College of Physicians and the American Society of Internal Medicine
http://www.acr.org/SecondaryMainMenuCategories/quality_safety/guidelines.aspx

ACP-ASIM Clinical Practice Guidelines cover many areas on internal medicine, such as screening for cancer or other major diseases; diagnosis; treatment; and medical technology.

American College of Radiology
http://www.acr.org/s_acr/bin.asp?TrackID=&SID=1&DID=14800&CID=1848&VID=2&DOC=File.PDF

Issues “standards” developed through an expert review and consensus process to define principles of practice that should generally produce high-quality radiological care.

Cancer Care Ontario Practice Guidelines Initiative
http://www.cancercare.on.ca/toolbox/qualityguidelines/

An inventory of international clinical guidelines for cancer care. Each guideline is categorized according to the main method used for generating recommendations. The extent to which each had been generated using an evidence-based process is indicated with a categorization scheme developed by CCOPGI.

National Guideline Clearinghouse
http://www.guidelines.gov/

NGC is maintained by the U.S. Dept. of Health and Human Services, Agency for Healthcare Research and Quality, with the American Medical Association, and the American Association of Health Plans.

Nursing Best Practice Guidelines of the Registered Nurses Association of Ontario
http://www.rnao.org/Page.asp?PageID=1212&SiteNodeID=155&BL_ExpandID=

"The purpose of the Best Practice Guideline program is to support Ontario Nurses by providing them with Best Practice Guidelines for client care." The association provides free online access to their guidelines.

U.S. Preventive Services Task Force
http://www.ahrq.gov/clinic/uspstfix.htm

This task force is “an independent panel of experts in primary care and prevention that systematically reviews the evidence of effectiveness and develops recommendations for “clinical preventive interventions, screening tests, counseling, immunizations, and chemoprophylactic regimens for more than 8-0 conditions. It is currently generating a third edition of its Guide to Preventive Clinical Services; releasing updates and recommendations on new topics as they are generated.

Many site descriptions are taken from COR Healthcare Resources at http://www.corhealth.com.