A new scoring system to predict recurrent disease in grade 1 and 2 non-functional pancreatic neuroendocrine tumors. (2019) - Genc, C.; Jilesen, A.; Partelli, S.; Falconi, M.; Muffatti, F.; van Kemenade, F.; van Eeden, S.; Verheij, J.; van Dieren, S.; van Eijck, C.; Nieveen van Dijkum, E.