Ключевые слова: adult, caucasian, city, contagious, corona, coronavirus, covid, covid19, disease, epidemic, europe, face, fever, flu, guy, health, ill, illness, infection, infectious, influenza, male, man, mask, medical, medicine, outbreak, outdoor, outdoors, pandemic, patient, people, person, pneumonia, pollution, portrait, prevention, protect, protection, protective, public, respiratory, safety, sick, spread, street, urban, virus, young,