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Uploaded on Oct 20, 2011
AJCC's Donna Gress explains the different purposes of the 988 and 999 codes in the Collaborative Stage Data Collection System. Learn more at http://cancerstaging.org.
This presentation was supported by the Cooperative Agreement Number 5U58DP001864-04 from The Centers for Disease Control and Prevention. Its contents are solely the responsibility of the authors and do not necessarily represent the official views of The Centers for Disease Control and Prevention.