1. Jemal A, Bray F, Melissa M, Ferlay J, Ward E, Forman D. Global cancer statistics 2011. CA Cancer J Clin. 2011;61:69–90.
2. Manfe AZ, Segalina P, Maffei Faccioli A. Prognostic factors in gastric cancer. Our experience and review of the literature. Minerva Chir. 2000;55:299–305.
3. Greene FL, Page DL, Fleming ID. AJCC cancer staging manual: TNM classification of malignant tumors. 6th ed. New York: Springer; 2002.
4. Edge SB, Byrd DR, Compton CC. AJCC cancer staging handbook. 7th ed. New York: Springer; 2010.
5. Estes NC, MacDonald JS, Touijer K, Benedetti J, Jacobson J. Inadequate documentation and resection for gastric cancer in the United States: a preliminary report. Am Surg. 1998;64:680–5.