title: The Universe of Medical Response and Volunteers.
authors.forename: James J
authors.initials: JJ
authors.lastname: James
mesh_terms: D002959:Civil Defense / Q000458:organization & administration* / Q000639:trends; D004632:Emergency Medical Services / Q000458:organization & administration* / Q000639:trends; D006801:Humans; D011642:Publications; D014838:Volunteers