Ключевые слова: 3d, antiviral, background, biology, cell, children, closeup, cold, colorful, common, cough, disease, germ, health, hemagglutinin, human, illustration, infection, infectious, measles, medical, medicine, microbe, microbiology, microorganism, microscope, mmr, model, molecular, neuraminidase, outbreak, render, respiratory, rna, science, sick, structure, symptoms, vaccination, vaccine, viral, virology, virus,