Ключевые слова: caucasian, city, corona, coronavirus, covid 19, disease, distance, distancing, epidemic, face, female, girl, global, health, health care, infection, kid, mask, pandemic, passenger, person, post covid, prevention, protection, protective mask, quarantine, railway, safe, safe zone, safety, social, social distancing, station, tourist, train, transportation, travel, urban, waiting, woman,