ICD-O-3 Implementation Workgroup
The International Association for Research on Cancer (IARC) and the World Health Organization (WHO) approved additions, changes, and revisions to the International Classification of Diseases for Oncology, Third Edition (ICD-O-3) on September 1, 2011. The purpose of the ICD-O-3 Implementation workgroup is to define steps for implementation of the ICD-O-3 revisions, including an implementation date, and create an implementation guide.
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