Helicopter Emergency Medical Services--HEMS One.
Earlam
R
R
London Hospital.
Wilson
A
A
D000401:Aircraft; D000552:Ambulances; D004632:Emergency Medical Services / Q000592:standards*; D006287:Health Planning Guidelines; D006801:Humans; D008131:London; D009104:Multiple Trauma / Q000601:surgery; D010043:Outcome and Process Assessment, Health Care / Q000379:methods; D014187:Transportation of Patients / Q000592:standards*; D014193:Trauma Centers / Q000592:standards