Ключевые слова: allergy, asian, blow, blowing, care, child, childhood, children, cold, coronavirus, cough, covid19, disease, dust, face, fever, flu, girl, handkerchief, health, health care, home, hospital, ill, illness, influenza, kid, kindergarten, little, medicine, nose, pm25, preschool, preschooler, protect, runny nose, sad, school, schoolgirl, sick, sickness, sneeze, sniffle, thailand, tissue, virus, young,