Unscheduled access to health care: reengineering the 911 System.
Koenig
K L
KL
D000552:Ambulances; D004632:Emergency Medical Services / Q000706:statistics & numerical data*; D006300:Health Services Misuse; D006801:Humans; D014187:Transportation of Patients / Q000706:statistics & numerical data; D014481:United States