In the past, all staging systems for gastric cancer defined N stage by location of node metastases relative to the primary (Hermanek and Sobin, 1992; JRSGC, 1995). In order to simplify the pN ...
Validation of the lung cancer staging system revisions using a large prospective clinical trial database (ACOSOG Z0030). Background: A change of staging classification has been associated with ...
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