Ключевые слова: biohazard, care, clinical, concept, consultant, danger, diagnostic, disease, doctor, epidemic, fever, flu, global, health, healthcare, illness, infect, infection, medic, medical, medicine, microbiology, ncov, notes, nurse, outbreak, pandemic, pathogen, pathogenic, pneumonia, prevention, profession, quarantine, research, risk, sars, science, sick, sickness, syndrome, treatment, vaccine, virus, world,