Where used:
| Attribute | CANCER TREATMENT MODALITY | references in description Cancer Treatment Period |
| Attribute | CANCER TREATMENT MODALITY FOR REGISTRATION | references in description Cancer Treatment Period |
| Data Element | CANCER TREATMENT PERIOD START DATE | references in description Cancer Treatment Period |
| Supporting Information | Cancer Treatment Period | references in description Cancer Treatment Period |
| Supporting Information | Reasonable Offer | references in description Cancer Treatment Period |
