Ключевые слова: 2019ncov, alert, background, bed, bedridden, biohazard, blood, care, clean, clinic, closed, contamination, corona, coronavirus, covid19, death, desk, disaster response, emergency, epidemic, fever, flu, global, health care, hospital, housework, human, indoor, infected, infection, infectious diseases, keep out, mask, medical, outbreak, pandemic, patient, people, person, pneumonia, protection, quarantine, science, viral, virus, warning, window,