A Doppler ultrasound is a test that uses high-frequency sound waves to measure the amount of blood flow through your arteries and veins, usually those that supply blood to your arms and legs. Vascular ...
Use of a radial artery (located within the forearm, wrist and hand) graft compared with a saphenous vein (from the leg) graft for coronary artery bypass grafting did not result in improved ...
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