title: The hours: how many shifts are we really working?
authors.affiliation: National Registry of EMTs.
authors.forename: Jon
authors.initials: J
authors.lastname: Studnek
authors.forename: Antonio R
authors.initials: AR
authors.lastname: Fernandez
mesh_terms: D004634:Emergency Medical Technicians; D006801:Humans; D014940:Work Schedule Tolerance; D016526:Workload / Q000706:statistics & numerical data