Ключевые слова: acute, antibodies, biochemistry, biology, blood, care, cell, chemical, chronic, contagious, cure, diagnosis, disease, equipment, experiment, fluid, health, healthcare, healthy, hepatitis, illness, immunity, infection, infectious, inflammation, inject, injection, liquid, medical, medication, medicine, needle, pharmaceutical, placebo, prevention, red, remission, research, sample, science, sickness, syringe, test, treatment, vaccination, vaccine, virus,