Figure 4From: Automated quantification of Ki-67 proliferative index of excised neuroendocrine tumors of the lungKi-67 proliferative index by tumor type. Scatterplot of Ki67 index by histological type. Error bars represent standard deviation with mean. TC = typical carcinoid; AC = atypical carcinoid; LCNEC = large cell neuroendocrine carcinoma.Back to article page