Ключевые слова: airport, asia, boy, care, caucasian, child, children, chinese, cold, corona, coronavirus, cough, daycare, disease, epidemic, face, facemask, family, fever, flu, health, ill, illness, infection, influenza, kid, kindergarten, mask, medical, medicine, metro, mom, mother, patient, pollution, prevention, protection, protective, public, sanitizer, school, sick, son, station, student, subway, surgical, transportation, travel, virus,