Institution: | (1) Department of Radiology, Washington Hospital Center, 110 Irving Street N.W., 20010 Washington, D.C., USA;(2) Department of Cardiology, Washington Hospital Center, 110 Irving Street N.W., 20010 Washington, D.C., USA;(3) Department of Cardiovascular Surgery, Washington Hospital Center, 110 Irving Street N.W., 20010 Washington, D.C., USA |