title: Hospital diversions affect ambulance productivity.
authors.affiliation: St. Louis Fire Department, St. Louis, U.S.A.
authors.forename: Gary G
authors.initials: GG
authors.lastname: Ludwig
mesh_terms: D000552:Ambulances / Q000458:organization & administration / Q000600:supply & distribution*; D000573:American Hospital Association; D002487:Centers for Disease Control and Prevention, U.S.; D017598:Efficiency, Organizational; D004636:Emergency Service, Hospital / Q000706:statistics & numerical data*; D019538:Health Care Surveys; D006297:Health Services Accessibility; D006801:Humans; D010360:Patient Transfer / Q000331:legislation & jurisprudence; D013997:Time Factors; D014481:United States