Ключевые слова: adult, air, allergy, asian, beautiful, care, caucasian, disease, doctor, epidemic, face, female, flu, girl, health, healthy, hospital, illness, infection, influenza, isolated, mask, medical, medical mask, medicine, nurse, outbreak, pandemic, people, person, pollution, portrait, prevention, protect, protection, protective, quarantine, respiratory, safety, sick, virus, wearing, woman, young,