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A practical and optimal treatment protocol for advanced gastric cancer. D2 operation: gastrectomy with dissection of group 1 and 2 lymph node [37], N(+): positive lymph node metastasis through operation, N(−): no evidence of lymph node metastasis, PCR: real-time reverse transcriptase-polymerase chain reaction, EIPL: extensive intraoperative peritoneal lavage, IPC: intraperitoneal chemotherapy.
