The Health Protection Agency and NHS Direct have issued information about the radioactive material polonium-210 in the wake of the death of former Russian spy Alexander Litvinenko.

It offers advice to anyone who thinks they may have been exposed to the substance.

Read the HPA's guidance hereand NHS Direct's advice here

The Health Protection Agency and NHS Direct have issued information about the radioactive material polonium-210 in the wake of the death of former Russian spy Alexander Litvinenko.

It offers advice to anyone who thinks they may have been exposed to the substance.

Read the HPA's guidance hereand NHS Direct's advice here