Where used:
| Attribute | ACTIVITY DATE TYPE | references in description Cancer Treatment Period Start Date |
| Attribute | CANCER CARE SPELL DELAY REASON COMMENT | references in description Cancer Treatment Period Start Date |
| Data Element | CANCER TREATMENT PERIOD START DATE | references in description Cancer Treatment Period Start Date |
| Data Element | DECISION TO TREAT DATE (RADIOTHERAPY TREATMENT EPISODE) | references in description Cancer Treatment Period Start Date |
| Data Element | WAITING TIME ADJUSTMENT (TREATMENT) | references in description Cancer Treatment Period Start Date |
| Supporting Information | Cancer Care Spell Delay | references in description Cancer Treatment Period Start Date |
| Supporting Information | Cancer Treatment Period | references in description Cancer Treatment Period Start Date |
| Supporting Information | Cancer Treatment Period Start Date | references in description Cancer Treatment Period Start Date |
| Supporting Information | National Cancer Waiting Times Monitoring Data Set Overview | references in description Cancer Treatment Period Start Date |
