3Rindi G, Azzoni C, La Rosa S, et al. ECL cell tumor and poorly differentiated endocrine carcinoma of the stomach : prognostic eval- uation by pathological analysis. Gastroenterology, 1999,116 ( 3 ) : 532-542.
4Kusayanagi S, Konishi K, Miyasaka M, et al. Primary small cell carcinoma of the stomach. J Gastroenterol Hepatol,2003,18 (6) : 743 -747.
5Modlin IM, Lye KD, Kidd M. A 5-decade analysis of 13,715 car- einoid tumors. Cancer,2003,97 (4) :934-959.
6Peracchi M, Gebbia C, Basilisco G, et al. Plasma chromogranin A in patients with autoimmune chronic atrophic gastritis, enterochro- maffin-like cell lesions and gastric eareinoids. Eur J Endocrinol, 2005,152 ( 3 ) :443-448.
7Grande E, Diez JJ, Pach6n V, et al. Advances in the therapy of gastroenteropancreatic-neuroendoerine tumours (GEP-NETs). Clin Transl Oncol,2010,12(7) :481-492.
8Namikawa T, Kobayashi M, Okabaynshi T, et al. Primary gastric small cell carcinoma: report of a case and review of the literature. Med Mol Morphol,2005,38(4) :256-261.
9Halfdanarson TR, Rabe KG, Rubin J, et al. Pancreatic neuroendo- crine tumors (PNETs) : incidence, prognosis and recent trend to- ward improved survival[J]. Ann Oncol,2008,19(10) :1727-1733.
10Kouvaraki MA, Solorzano CC, Shapiro SE, et al. Surgical treat- ment of non-functioning pancreatic islet cell tumors [ J ]. J Surg0ncol,2005,89 ( 3 ) : 170-185.