| 1. | Chen W, Zheng R, Baade PD, et al. Cancer statistics in China, 2015. CA Cancer J Clin, 2016, 66(2): 115-132. | 
				                                                        
				                                                            
				                                                                | 2. | Bruix J, Reig M, Sherman M. Evidence-based diagnosis, staging, and treatment of patients with hepatocellular carcinoma. Gastroenterology, 2016, 150(4): 835-853. | 
				                                                        
				                                                            
				                                                                | 3. | Llovet JM, Real MI, Monta?a X, et al. Arterial embolisation or chemoembolisation versus symptomatic treatment in patients with unresectable hepatocellular carcinoma: a randomised controlled trial. Lancet, 2002, 359(9319): 1734-1739. | 
				                                                        
				                                                            
				                                                                | 4. | Lo CM, Ngan H, Tso WK, et al. Randomized controlled trial of transarterial lipiodol chemoembolization for unresectable hepatocellular carcinoma. Hepatology, 2002, 35(5): 1164-1171. | 
				                                                        
				                                                            
				                                                                | 5. | Otto G, Schuchmann M, Hoppe-Lotichius M, et al. How to decide about liver transplantation in patients with hepatocellular carcinoma: size and number of lesions or response to TACE? J Hepatol, 2013, 59(2): 279-284. | 
				                                                        
				                                                            
				                                                                | 6. | Roayaie S, Schwartz JD, Sung MW, et al. Recurrence of hepatocellular carcinoma after liver transplant: patterns and prognosis. Liver Transpl, 2004, 10(4): 534-540. | 
				                                                        
				                                                            
				                                                                | 7. | Toso C, Cader S, Mentha-Dugerdil A, et al. Factors predicting survival after post-transplant hepatocellular carcinoma recurrence. J Hepatobiliary Pancreat Sci, 2013, 20(3): 342-347. | 
				                                                        
				                                                            
				                                                                | 8. | Yeh CN, Chen MF. Resection of peritoneal implantation of hepatocellular carcinoma after hepatic resection: risk factors and prognostic analysis. World J Surg, 2004, 28(4): 382-386. | 
				                                                        
				                                                            
				                                                                | 9. | Sanada Y, Osada S, Tokuyama Y, et al. Successful surgical resection for peritoneal implantation of hepatocellular carcinoma at the paracardial portion. J Oncol, 2009, 2009: 231854. | 
				                                                        
				                                                            
				                                                                | 10. | Eriguchi N, Aoyagi S, Okuda K, et al. Successful surgical treatment for implanted intraperitoneal metastases of hepatocellular carcinoma. J Hepatobiliary Pancreat Surg, 2000, 7(5): 520-523. | 
				                                                        
				                                                            
				                                                                | 11. | Shin WY, Suh KS, Lee HW, et al. Prognostic factors affecting survival after recurrence in adult living donor liver transplantation for hepatocellular carcinoma. Liver Transpl, 2010, 16(5): 678-684. | 
				                                                        
				                                                            
				                                                                | 12. | Chok KS, Chan SC, Cheung TT, et al. Late recurrence of hepatocellular carcinoma after liver transplantation. World J Surg, 2011, 35(9): 2058-2062. | 
				                                                        
				                                                            
				                                                                | 13. | Schreibman IR, Bejarano P, Martinez EJ, et al. Very late recurrence of hepatocellular carcinoma after liver transplantation: case report and literature review. Transplant Proc, 2006, 38(9): 3140-3143. | 
				                                                        
				                                                            
				                                                                | 14. | Si MS, Amersi F, Golish SR, et al. Prevalence of metastases in hepatocellular carcinoma: risk factors and impact on survival. Am Surg, 2003, 69(10): 879-885. | 
				                                                        
				                                                            
				                                                                | 15. | Yokoyama I, Carr B, Saitsu H, et al. Accelerated growth rates of recurrent hepatocellular carcinoma after liver transplantation. Cancer, 1991, 68(10): 2095-2100. | 
				                                                        
				                                                            
				                                                                | 16. | Lee HY, Yang KH, Choi BH, et al. Complete regression of recurrent advanced hepatocellular carcinoma after liver transplantation in response to sorafenib treatment: a case report. Transplant Proc, 2016, 48(1): 247-250. | 
				                                                        
				                                                            
				                                                                | 17. | Pfiffer TE, Seehofer D, Nicolaou A, et al. Recurrent hepatocellular carcinoma in liver transplant recipients: parameters affecting time to recurrence, treatment options and survival in the sorafenib era. Tumori, 2011, 97(4): 436-441. | 
				                                                        
				                                                            
				                                                                | 18. | Thorat A, Jeng LB, Yang HR, et al. Assessing the role of everolimus in reducing hepatocellular carcinoma recurrence after living donor liver transplantation for patients within the UCSF criteria: re-inventing the role of mammalian target of rapamycin inhibitors. Ann Hepatobiliary Pancreat Surg, 2017, 21(4): 205-211. | 
				                                                        
				                                                            
				                                                                | 19. | Rodríguez-Perálvarez M, Tsochatzis E, Naveas MC, et al. Reduced exposure to calcineurin inhibitors early after liver transplantation prevents recurrence of hepatocellular carcinoma. J Hepatol, 2013, 59(6): 1193-1199. | 
				                                                        
				                                                            
				                                                                | 20. | Calne RY. Immunosuppression in liver transplantation. N Engl J Med, 1994, 331(17): 1154-1155. | 
				                                                        
				                                                            
				                                                                | 21. | Hojo M, Morimoto T, Maluccio M, et al. Cyclosporine induces cancer progression by a cell-autonomous mechanism. Nature, 1999, 397(6719): 530-534. | 
				                                                        
				                                                            
				                                                                | 22. | Neuhaus P, Klupp J, Langrehr JM. mTOR inhibitors: an overview. Liver Transpl, 2001, 7(6): 473-484. | 
				                                                        
				                                                            
				                                                                | 23. | Cholongitas E, Mamou C, Rodríguez-Castro KI, et al. Mammalian target of rapamycin inhibitors are associated with lower rates of hepatocellular carcinoma recurrence after liver transplantation: a systematic review. Transpl Int, 2014, 27(10): 1039-1049. | 
				                                                        
				                                                            
				                                                                | 24. | Dunkelberg JC, Trotter JF, Wachs M, et al. Sirolimus as primary immunosuppression is not associated with hepatic artery thrombosis or wound complications. Liver Transpl, 2003, 9(5): 463-468. | 
				                                                        
				                                                            
				                                                                | 25. | Geissler EK, Schnitzbauer AA, Zülke C, et al. Sirolimus use in liver transplant recipients with hepatocellular carcinoma: a randomized, multicenter, open-label phase 3 trial. Transplantation, 2016, 100(1): 116-125. | 
				                                                        
				                                                            
				                                                                | 26. | Yuan C, Zheng Y, Zhang B, et al. Thymosin α1 promotes the activation of myeloid-derived suppressor cells in a Lewis lung cancer model by upregulating Arginase 1. Biochem Biophys Res Commun, 2015, 464(1): 249-255. | 
				                                                        
				                                                            
				                                                                | 27. | Ni C, Wu P, Wu X, et al. Thymosin alpha1 enhanced cytotoxicity of iNKT cells against colon cancer via upregulating CD1d expression. Cancer Lett, 2015, 356(2 Pt B): 579-588. | 
				                                                        
				                                                            
				                                                                | 28. | He C, Peng W, Li C, et al. Thymalfasin, a promising adjuvant therapy in small hepatocellular carcinoma after liver resection. Medicine (Baltimore), 2017, 96(16): e6606. | 
				                                                        
				                                                            
				                                                                | 29. | Ji SM, Li LS, Sun QQ, et al. Immunoregulation of thymosin alpha 1 treatment of cytomegalovirus infection accompanied with acute respiratory distress syndrome after renal transplantation. Transplant Proc, 2007, 39(1): 115-119. | 
				                                                        
				                                                            
				                                                                | 30. | 朱新鋒, 陳剛, 張文奪, 等. 肝移植術后應用胸腺肽 α1 對急性排斥反應的影響. 中國普外基礎與臨床雜志, 2008, 15(6): 430-434. |