Ключевые слова: abstract, alveoli, anatomy, art, background, breathe, bronchitis, cancer, chest, circle, circles, colorful, concept, creative, design, effect, flat, geometric, graphic, health, healthcare, healthy, human, idea, illness, illustration, internal, isolated, lung, lungs, medical, model, modern, organ, oxygen, particles, polished, pulmonary, respiratory, shadow, shape, sign, smoking, solid, stylized, symbol, transplant, two,