Ключевые слова: artery, artistic, background, blood, blue, body, cardiovascular, circulation, clipart, color, compare, design, disease, drawing, elderly, flow, foot, glow, graphic, health, healthy, human, illustration, image, leg, legs, living, medical, medication, medicine, pain, painful, people, person, phlebitis, phlebology, picture, problem, step, surgery, thrombosis, thrombus, treatment, varicose, varicose vein, vascular, vein, veins, venous, vessel,