@BOOK{NAP20434, title = "Advanced Training Program for Emergency Medical Technicians: Ambulance", doi = "10.17226/20434", url = "https://nap.nationalacademies.org/catalog/20434/advanced-training-program-for-emergency-medical-technicians-ambulance", year = 1970, publisher = "The National Academies Press", address = "Washington, DC" }