Ключевые слова: attention, biohazard, block, cease, concept, covid19, cure, danger, dangerous, disease, epidemic, flu, global, health, illness, illustration, infection, medical, medicine, no, octagon, outbreak, pandemic, pneumonia, prevention, protection, quarantine, rate, red, sars, sarscov2, sickness, sign, spread, stop, symbol, traffic, transportation, treatment, vaccine, viral, virus, warning, world,