Ключевые слова: airplane, aviation, business, care, certificate, certification, concept, coronavirus, coverage, covid19, doctor, document, examination, global, health, identification, illness, immune, immunity, immunization, insurance, international, journey, medical, medicine, outbreak, pandemic, passenger, passport, plane, prevention, protection, record, safety, security, stethoscope, tourism, transportation, travel, traveler, traveller, travelling, trip, vaccinate, vaccinated, vaccination, vaccination card, vaccine, virus, world,