Alternate Name | Item # | Length | Source of Standard | Implemented Year | Implemented Version | Retired Year | Retired Version | Column # |
---|---|---|---|---|---|---|---|---|
1973 | 1 | SEER | 1918 - 1918 |
Codes
For cases diagnosed before 1992, contains the ICD-O-1 or field trial 1-digit grade code as originally coded, if available.18, 19