Ключевые слова: area, attention, background, biohazard, certificate, contamination, danger, document, epidemic, flight, global, globe, graphic, grunge, hazard, hazardous, illustration, immune, immune passport, immunity, immunization, infection, influenza, ink, isolated, outbreak, pandemic, passport, protect, protection, safety, security, sign, stamp, stop, symbol, tag, text, tourism, travel, vaccination, vaccine, virus, zone,