Ключевые слова: airplane, airport, arrival, asian, attention, breathing, caution, chinese, contagion, contagious, corona, coronavirus, cough, covid, doctor, epidemic, fever, flag, flu, fly, gate, health, hospital, illness, infect, infection, influenza, mask, medical, mers, pandemic, pathogen, people, plane, pneumonia, prohibition, protection, quarantine, safety, thailand, transfer, transport, travel, vaccine, virology, virus,