Ключевые слова: 2019ncov, aircraft, airplane, airport, alert, asia, attention, biohazard, board, cancelled, caution, contagion, contamination, corona, coronavirus, covid19, danger, detected, disease, epidemic, flight, flu, global, hazard, illness, infection, information, mask, medical, medicine, ncov, outbreak, pandemic, passengers, plane, pneumonia, prohibition, protection, quarantine, respiratory, risk, safety, stop, tourist, transportation, travel, vaccine, virus,