Fig. 1From: A novel staging system and clinical predictive nomogram for more accurate staging and prognosis of malignant pancreatic intraductal papillary mucinous neoplasms: a population-based studyStage systems changed between the 7th, 8th and modified edition of the AJCC staging systems (A); Circos plot of the distribution difference between AJCC 7th, AJCC 8th and modified stage system in this study (B)Back to article page