Ключевые слова: alert, alphabet, background, biology, care, concept, conceptual, cube, cubes, disease, drugs, education, epidemic, font, health, icon, idea, illness, infection, information, letter, medical, medical concept, medical drugs, medicine, message, notice, object, pandemic, preparations, red, sign, spell, stamp, symbol, symbols, syndrome, text, type, vaccine, warning, wood, wooden, wooden cubes, word, words,