Ключевые слова: 3035 years, adult, airline, airport, boarding, caucasian, checkin, couple, departure, disease, document, epidemic, female, flight, health, healthcare, indoors, infection, international, male, man, mask, medical, pandemic, pass, passenger, passport, people, protection, quarantine, relationship, safety, station, terminal, ticket, together, tourist, travel, traveler, traveling, trip, virus, voyage, woman, young,