Ключевые слова: 2019ncov, america, american, background, biohazard, caution, city, corona, covid19, danger, denton, design, disease, epidemic, flag, flu, global, illness, infected, infection, influenza, lockdown, man, mask, medical, new normal, outbreak, pandemic, people, pneumonia, prevention, protection, quarantine, respiratory, sars, symptom, treatment, us, usa, vaccine, viral, virus, warning, world,