UK public sector provider of ambulance services in Humberside, England (1992-1999)
The Humberside Ambulance Service National Health Service Trust (Establishment) Order 1992
Lincolnshire Ambulance and Health Transport Service NHS Trust
Tees East and North Yorkshire Ambulance Service NHS Trust
The Cleveland Ambulance, the Humberside Ambulance Service and the North Yorkshire Ambulance Service National Health Service Trusts (Dissolution) Order 1999