title: 1997 almanac. JEMS 200-city survey.
authors.forename: T
authors.initials: T
authors.lastname: Mayfield
mesh_terms: D003625:Data Collection; D004632:Emergency Medical Services / Q000145:classification* / Q000706:statistics & numerical data; D019538:Health Care Surveys; D014481:United States; D019037:Urban Health Services / Q000145:classification / Q000706:statistics & numerical data