Meet the doctor developing a blood test that pinpoints cancer

Imagine if a simple blood test could tell you not only if a patient had cancer, but where the cancer was? Meet the Australian-trained doctor who hopes to bring such a diagnostic wonder to the world.

It's not often that you see pathologists looking gobsmacked, but Professor Rossa Chiu tends to have this singular effect even on the less excitable elements of the medical profession.

The University of Queensland graduate has just finished unveiling her latest research breakthrough at