Ключевые слова: alert, background, care, concept, corona, coronavirus, covid 19, danger, dangerous, development, disease, drug, epidemic, epidemy, fight, global, hazard, health, help, hope, illness, infection, infectious, influenza, injection, mask, medicine, microbiology, novel, outbreak, pandemic, panic, pharmaceutical, protect, protection, research, respiratory, risk, science, sign, solution, stethoscope, text, threat, vaccine, virus, wooden,