Ключевые слова: alphabet, background, block, blocks, business, care, concept, core, cube, design, disease, doctor, emotional, epidemic, flu, gray, health, health care, healthy, illness, infection, job, letter, medical, medicine, message, pressure, prevention, problem, protection, science, sickness, sign, slogan, stethoscope, strength, stress, support, technology, text, therapy, treatment, type, typography, vaccine, virus, wood, wooden, word, written,