Ключевые слова: 2019ncov, 911, adult, air, ambulance, background, call, care, caucasian, coronavirus, covid19, discovery, dispatcher, doctor, emergency, epidemic, face, female, flu, glasses, handset, health, human, infection, influenza, isolated, mask, medic, pandemic, people, phone, portrait, prevention, protect, protection, protective, red, safety, scientist, season, sick, suit, unhealthy, virus, white, woman, young,