1Ellis L, Shale MJ, Coleman MP, et al. Carcinoid tumors of the gastrointestinal tract : trends in incidence in England since 1971. Am J Gastroenterol, 2010, 105: 2563-2569.
7Kim YJ, Lee SK, Cheon JH, et al. Efficacy of endoscopic resection for small rectal carcinoid., a retrospective study. Korean J Gastroenterol, 2008, 51:174-180.
5Eriksson B,Oberg K,Stridsberg M.Tumor markers in neuroendocrine tumors.Digestion,2000,62 Suppl 1:33-38.
6Oberg K.Biochemical diagnosis of neuroendocrine GEP tumor.Yale J Biol Med,1997,70:501-508.
7Ardill JE,Erikkson B.The importance of the measurement of circulating markers in patients with neuroendocrine tumours of the pancreas and gut.Endocr Relat Cancer,2003,10:459-462.
9Bernini GP,Moretti A,Ferdeghini M,et al.A new human chromogranin ‘ A' immunoradiometric assay for the diagnosis of neuroendocrine tumours.Br J Cancer,2001,84:636-642.
10Stridsberg M,Eriksson B,Oberg K,et al.A comparison between three commercial kits for chromogranin A measurements.J Endocrinol,2003,177:337-341.
