Ключевые слова: aggressive, antibody, background, bacteria, biology, cell, clinic, contagion, contamination, coronavirus, cough, cov, covid, crown, cure, cyan, danger, dangerous, defend, defense, disease, diseased, hazard, health, hospital, ill, infection, infectious, isolated, medic, medical, medicals, medicine, pain, pandemic, pharmaceutical, precaution, preserve, protect, protection, sars, syringe, therapy, treatment, unhealthy, vaccine, virus,