Agents included for immunotherapy are also known at biologic response modifiers.
CoC cancer programs are required to identify treatment their patients received from all sources. Immunotherapy may have occurred at any facility, or at multiple facilities, not limited to the one whose report is included in this file. This refers to the first administration of immunotherapy for the cancer by any facility.
|0 - 9999||Number of Elapsed Days|
|Blank||Immunotherapy not administered, immunotherapy unknown, or cannot compute days elapsed due to missing or incomplete dates|