Ключевые слова: 2019ncov, alert, attack, background, biochemistry, biohazard, biological, care, concept, contamination, coronavius, cure, danger, deadly, disease, doctor, epidemic, fever, flu, health, healthcare, healthy, hospital, human, ill, illness, infected, infection, infectious, laboratory, mask, medical, medicine, microbiology, microscope, pain, people, protection, research, safety, science, scientific, security, sick, sickness, temperature, treatment, virus,