guz nowotworowy in English:

A brain tumour develops in fewer than one in 50,000 people.

Brain tumour.

Some studies link mobile phone usage to brain tumours.

One in four of all articles thrown up by an internet search for 'headache' suggested a brain tumour as a possible cause.

After two operations the tumour had returned, and it was growing rapidly inside him

Definition a tumour is a mass of diseased cells that grows inside someone’s body, and that can be very dangerous for their health. Some tumours turn into cancers

The brain tumours develop in fewer than one in 50 000 people.

A brain tumour develops in fewer than one in 50

A brain tumour develops in fewer than one in 50000 people