Ключевые слова: attack, biology, cells, concept, coronavirus, cov, covid19, deadly, disease, epidemic, europe, european countries, european union, experiment, flag, genetics, health, human, ill, illness, infection, influenza, life, magnification, medical, medicine, micro, microbiology, microscopic, middle, organic, outbreak, pandemic, prevention, respiratory, science, scientific, sick, sickness, stop, symbol, syndrome, tiny, vaccine, viral, virus, world,