Neuroendocrine tumors: a population-based study of incidence and survival in Girona Province, 1994-2004.

Background: Neuroendocrine tumors (NETs) belong to a rare and heterogeneous group of neoplasms with a wide range of aggressiveness. Little information is available about incidence and mortality of NETs in the World population. The objective of this study was to report the incidence and survival of these tumors in Girona Province.