| http://www.w3.org/ns/prov#value | - This procedure is similar to the one previously reported by Cahan in 1951.1 As shown in Figure 2, en block removal of all tissue that may contain cancer cells, including lymph nodes and surrounding fatty tissue within anatomic landmarks, as well as the trachea, bronchus, superior vena cava, and the aorta and its branches, pulmonary vessels, and pericardium, should be performed.
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