Ключевые слова: air, anatomy, background, biology, blood, body, breathe, button, cadet grey, cancer, care, chest, cigarette, clinic, dark goldenrod, graphic, health, health care, healthy, human, human organ, icon, illness, illustration, infinite, life, light goldenrod yellow, lung, lungs, mark, medical, medicine, paper, pictogram, pulmonary, respiration, respiratory, science, shadow, shopping cart, sign, silhouette, smoker, smoking, smoky black, sticker, symbol, trachea, turquoise green,