Ключевые слова: air, allergic, allergy, asian, bacteria, bad, care, city, disease, dust, environment, epidemic, exhausting, face, flu, germs, girl, health, ill, illness, infection, influenza, mask, outbreak, people, poison, poisonous, pollution, prevention, problem, protect, protection, protective, quality, quarantine, safe, safety, sick, sick woman, sickness, smog, toxic, urban, virus, woman, woman allergy, young,