Ключевые слова: bacillus, bacteria, bacterium, biology, cancer, care, cartoon, cell, collection, contagious, danger, dirty, disease, emblem, epidemic, finger, flu, germ, health, healthcare, hiv, hygiene, hygienic, icon, illness, infection, influenza, issue, medical, medicine, micro, microb, microbe, microbiology, microorganism, microscopic, molecule, organism, palm, risk, science, set, symbol, unhealthy, unhygienic, viral, virus,