INDUSTRIAL action ballot dates have been announced for more than 15,000 ambulance workers across 11 trusts in England and Wales in disputes over pay.

Thousands more members across other NHS trusts will also be balloted, the GMB said today.

Workers from London, East of England, East and West Midlands, North East, Yorkshire, North West, South Central, South East Coast, South West and Wales Ambulance trusts will take part in the strike vote.