When-and when not-to call an ambulance
Should I ring 999 or 111? – West Midlands Ambulance Service
Need an ambulance? Depending on the state, it will cost you - CBS News
D.C. Ambulances Will No Longer Transport Patients For Non
Emergency medical services in the United Kingdom - Wikipedia
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When To and When Not to Call an Ambulance
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Calling 999 - London Ambulance Service NHS Trust