Research Article

Trends in Incidence and Survival of Patients with Pancreatic Neuroendocrine Neoplasm, 1987–2016

Figure 4

Trends in relative survival rate (a) and Kaplan–Meier survival curves (b) for patients with pNEN at 9 SEER sites according to grade group (grade 1, grade 2, and grade 3&4) in 1987–1996, 1997–2006, and 2007–2016.
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(b)