Ключевые слова: 911, aid, ambulance, blood, car, care, closeup, doctor, doctor hands, doctors, emergency, emergency care, ems, examining, first, first aid, hands, health care, health care professionals, healthcare, help, inside, level, male, man, measuring, medical, medical help, medicine, men, oximeter, oxygen, paramedics, patient, people, person, profession, professionals, providing, rescue, service, slow motion, stethoscope, team, technician, uniform, unrecognizable, vehicle, workers,