Ключевые слова: 911, addict, addiction, ambulance, attack, body, bystander, call, calling, cardiologist, corpse, cpr, dead, death, doctor, down, drug, emergency, exhaustion, experience, faint, floor, general, giving, ground, heart, heartattack, life, lying, medical, mobile, onlooker, out, overdose, paramedic, passed, patient, performing, phone, practitioner, procedure, resuscitate, resuscitating, save, saving, stranger, unconscious, victim, wireless, working,