Ключевые слова: background, boy, child, children, christmas, claus, cold, cough, december, disease, epidemic, face, facemask, fever, flu, fun, handsome, happy, hat, health, holiday, ill, influenza, joy, kid, man, mask, medical, medicine, merry, modern, new, patient, people, pollution, red, santa, senior, sick, smile, spectacles, surgical, virus, white, winter, xmas, year,