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Please be advised that NCI Wiki will be will be undergoing maintenance on Monday, June 24th between 1000 ET and 1100 ET.
Wiki will remain available, but users may experience screen refreshes or HTTP 502 errors during the maintenance period. If you encounter these errors, wait 1-2 minutes, then refresh your page.

If you have any questions or concerns, please contact the CBIIT Atlassian Management Team.

The Osteoarthritis Initiative (OAI) is a multi-center, nine-year observational study of men and women, sponsored by the National Institutes of Health (part of the Department of Health & Human Services). The goals of the OAI are to help us better understand how to prevent and treat knee osteoarthritis, one of the most common causes of disability in adults.

The National Cancer Institute (NCI) Center for Biomedical Informatics and Information Technology (CBIIT)-hosted instance of the NIAMS OAI Image Archive was retired on December 31, 2015.

Note added September 21, 2018

The previous URL for accessing NIAMS was This site has now been retired and this announcement has been moved out of public view.

You can request images and data from OAIOnline Exit Disclaimer logo .

Contact CBIIT Application Support if you have any questions or concerns.


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