Why have pancreatic cancer survival rates remained at 3% since the 1970s?
The success of breast cancer treatment is not repeated in other types of the disease.
Just 40 years ago, less than half of women diagnosed with breast cancer survived for five years or more.
Thanks to huge advances in treatments, that figure now stands at 80% of patients.
It's a remarkable success story - but sadly not one repeated in other types of the disease.
Survival rates for pancreatic cancer have remained at 3% since the 1970s.