4Nishi K,Tokunaga A, Shimizu Y, etal. Immunohistochemical Study of intracellular estradiol in hnman gastric cancer[J]. Cancer, 1987,59:1328.
5Breslin N P, Thomson ABR, Bailey R J, etal. Gastric cancer and other en-doscop ic disgnosis in patients with benign dyspep sia[J]. Gut,2000,46 (1):93.
6Eguchi T, Takahashi Y, Ikarashi M, et al. Is extended lymph node dissection necessary for gastric cancer in elderly patients. Eur J Surg,2000,166(12) :949-953.
7Mochiki E, Ohno T, Kamiyama Y, et al. Laparoscopy-assisted gastrectomy for early gastric cancer in young and elderly patients. World J Surg,2005,29(12) :1585-1591.
8Katai H, Sasako M, Sano T, et al. Gastric cancer surgery in the elderly without operative mortality. Surg Oneol, 2004, 13 ( 4 ) : 235-238.
9Eigo OT,Junshin FU,Tsuyoshi TA,et al.Results of total gastrectomy with extended lymphadenectomy for gastric cancer in elderly patients[J].Surg Oncol,2005,91(4):232.
