1. Guo QS, Sun YL. Treatment of non-small cell lung cancer: Principles of comprehensive treatment of non-small cell lung cancer. Shandong Med J (Chinese), 2011, 21: 101–102.
2. Kondo N, Murakami Y, Uemura K, et al. Prognostic impact of perioperative serum CA19-9 levels in patients with resectable pancreatic cancer. Ann Surg Oncol, 2010, 17: 2321–2329.
3. Park IJ, Choi GS, Jun SH. Prognostic value of serum tumor antigen CA19-9 after curative resection of colorectal cancer. Anticancer Res, 2009, 29: 4303–4308.
4. Hatate K, Yamashita K, Hirai K, et al. Liver metastasis of colorectal cancer by protein-tyrosine phosphatase type 4A, 3 (PRL-3) is mediated through lymph node metastasis and elevated serum tumor markers such as CEA and CA19-9. Oncol Rep, 2008, 20: 737–743.
5. Hwang GI, Yoo CH, Sohn BH, et al. Predictive value of preoperative serum CEA, CA19-9 and CA125 levels for peritoneal metastasis in patients with gastric carcinoma. Cancer Res Treat, 2004, 36: 178–181.