Ключевые слова: alert, bacterium, bench, blonde, city, control, coronavirus, cough, covid19, disease, empty, epidemic, girl, health, healthcare, human, illness, infection, mask, medical, medicine, message, news, outdoor, outdoors, pandemic, park, people, person, pneumonia, pollution, portrait, prevention, protect, protection, protective, quarantine, respiratory, safety, sars, sick, sitting, smartphone, smog, street, urban, virus, walking, wear, woman,