2005-04-25

Proximal tumors are known to have a more advanced stage, a lower resection rate, fewer R0 resections, more cervical and tracheobronchial lymph node metastases, and a poorer prognosis[17,18]. The 7th and 8th editions of the American Joint Committee on Cancer (AJCC) staging system include tumor location as a staging factor for T2-3N0M0 ESCC cases ... ................
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