You are looking at Fall 2025.
That term is over, so these are last term's numbers rather than seats you can take.
dibs holds 1,964 sections for Fall 2025, read 2 months ago. Separately, it has finished 527 of the 5,453 courses on its current checking list for this term. Future-term coverage is incomplete, so a course with nothing here may simply not have been reached yet.
Back to Winter 2027
RAD ONC
Radiation Oncology
0 courses on record 0 with sections in Fall 2025
No courses recorded for this department. That is dibs' record and not the registrar's: a department dibs has never read a catalog page for looks exactly like one that runs nothing.