5Nelson NJ. Angiogenesis research is on fast forward [J]. J Natl Cancer Inst, 199,91(10) :820 - 822.
6Japanese Committee for Registration of Esophageal Carcinoma Cases. Parameters linked to ten-year survival in Japan of resected exophageal carcinoma [J]. Chest, 1989,96:1005 -1011.
7Porschen R, Classen S, Piontek M, et al. Vascularization of carcinomas of the esophagus and its correlation with tumor proliferation[J]. Cancer Res, 1994,54: 587 - 91.
8Koide N, Yamanda , TLlda F, et al. Immunohistochemical studies of vascular volume and proliferative activity in squamous cell carcinoma of esophagus[J]. Surg Today, 1997,27(2) :99 - 106.
9Inoue K, Ozeki Y, Suganuma T, et al. Vascular endothelial growth factor expression in primary esophageal squamous cell carcinoma[J]. Cancer, 1997,79(2) :206 - 213.
10Kitadai Y, Haruma K, Tokutomi T, et al. Significance of vessel count and vascular endothelial growth factor in human esophageal carcinomas[J]. Clin Cancer Res, 1998,9:2195 - 2200.