Ключевые слова: aerial, aerodynamic, air, air ambulance, air rescue, aircraft, ambulance, aviation, blade, care, chopper, copter, critical, critical care, critical care transport, danger, emergency, evac, flight, fly, flying, flying hospital, health, health care, healthcare, helicopter, heliport, help, hospital, life, life flight, lifeflight, machine, med, med evac, medevac, medic, medical, medicine, medivac, paramedic, pilot, propeller, rescue, rotate, rotor, transport, transportation, travel,