Ключевые слова: 911, accident, aed, aid, ambulance, arrest, assistance, automated external defibrillator, background, call, cardiac, cardiac arrest, cardiopulmonary, care, chest, compression, cpr, defibrillation, defibrillator, device, doctor, drill, dummy, electric, emergency, ems, emt, equipment, first aid, health, heart, help, life support, male, medic, medical, occupation, pad, paramedic, portable, professional, reanimation, rescue, resuscitation, shock, team, teamwork, technician, uniform, urgent,