Ключевые слова: 20s, 60s, aged, aged retired, aid, breathing, cardiac, cardiac arrest, caucasian, chest, clinic, defibrillation, doctor, elderly, electrical, electrocardiography, electrodes, electronic, emergency, expertise, external, fatal, female, guidance, happy, health, heart attack, heart beat, hospital, lifesaver, male, man, media cardiopulmonary, medical, medical office, occupation, office, paramedic, patient, professional, pulse rate, rate, recovery, rescue, resuscitation, retired, retirement, senior, senior citizen, specialist, stethoscope, survival, waveform, woman, workwear, young adult,