Fig. 3From: Value of lymphadenectomy in patients with surgically resected pancreatic neuroendocrine tumorsOverall survival for tumors of grade 1 and grade 2/3 stratified by LNM and LND from SHPCI (a log rank ≥ 0.9999; b log rank = 0.5753; c log rank = 0.9999; d 0.0047)Back to article page