Where used:
| Attribute | UNSEALED SOURCE ISOTOPE TYPE | references in description UNSEALED SOURCE TREATMENT COURSE |
| Attribute | UNSEALED SOURCE PATIENT TYPE | references in description UNSEALED SOURCE TREATMENT COURSE |
| Class | BRACHYTHERAPY TREATMENT COURSE | references in description UNSEALED SOURCE TREATMENT COURSE |
| Class | PATIENT | references in description UNSEALED SOURCE TREATMENT COURSE |
| Class | RADIOTHERAPY HRG TREATMENT COURSE (deleted) | references in description UNSEALED SOURCE TREATMENT COURSE |
| Class | RADIOTHERAPY TREATMENT COURSE | references in description UNSEALED SOURCE TREATMENT COURSE |