Fig. 1From: Validation and modification of staging Systems for Poorly Differentiated Pancreatic Neuroendocrine CarcinomaKaplan-Meier curves of different staging classifications for patients from the SEER database. (a and b) European Neuroendocrine Tumor Society (ENETS) staging system; (c and d) 8th American Joint Committee on Cancer (AJCC) staging systemBack to article page