| 1. | Kageyama Y, Yamaguchi R, Watanabe S, et al. Intraductal papillary neoplasm of the bile duct with rapidly progressive multicentric recurrence: A case report. Int J Surg Case Rep, 2018, 51: 102-106. | 
				                                                        
				                                                            
				                                                                | 2. | Givalos N, Manolidis G, Kochylas N, et al. Unusual case of intraluminal cecal recurrence of a low grade appendiceal mucinous neoplasm (LAMN)-Case report and brief literature review. Int J Surg Case Rep, 2018, 51: 112-116. | 
				                                                        
				                                                            
				                                                                | 3. | Mair MD, Nair S, Nikam S, et al. Longitudinal and cross-sectional assessment of quality of life in surgically treated advanced (T4) cancer of the buccal mucosa. Oral Surg Oral Med Oral Pathol Oral Radiol, 2017, 124(6): 529-536. | 
				                                                        
				                                                            
				                                                                | 4. | Chang KJ, Yang MH, Zheng JC, et al. Arsenic trioxide inhibits cancer stem-like cells via down-regulation of Gli1 in lung cancer. Am J Transl Res, 2016, 8(2): 1133-1143. | 
				                                                        
				                                                            
				                                                                | 5. | Lopez-Bertoni H, Li Y, Laterra J. Cancer stem cells: dynamic entities in an ever-evolving paradigm. Biol Med (Aligarh), 2015, 7(Suppl 2): pii: 001. | 
				                                                        
				                                                            
				                                                                | 6. | De Rose F, Fogliata A, Franceschini D, et al. Hypofractionation with simultaneous boost in breast cancer patients receiving adjuvant chemotherapy: A prospective evaluation of a case series and review of the literature. Breast, 2018, 42: 31-37. | 
				                                                        
				                                                            
				                                                                | 7. | Weiner CM, Mathewos A, Addissie A, et al. Characteristics and follow-up of metastatic breast cancer in Ethiopia: A cohort study of 573 women. Breast, 2018, 42: 23-30. | 
				                                                        
				                                                            
				                                                                | 8. | Li J, Chen JN, Zeng TT, et al. CD133+ liver cancer stem cells resist interferon-gamma-induced autophagy. BMC Cancer, 2016, 16: 15. | 
				                                                        
				                                                            
				                                                                | 9. | Takahashi K, Ehata S, Koinuma D, et al. Pancreatic tumor microenvironment confers highly malignant properties on pancreatic cancer cells. Oncogene, 2018, 37(21): 2757-2772. | 
				                                                        
				                                                            
				                                                                | 10. | Mansoori M, Madjd Z, Janani L, et al. Circulating cancer stem cell markers in breast carcinomas: a systematic review protocol. Syst Rev, 2017, 6(1): 262. | 
				                                                        
				                                                            
				                                                                | 11. | Türker ?ener L, Güven C, ?ener A, et al. Nicotine reduces effectiveness of doxorubicin chemotherapy and promotes CD44. Exp Ther Med, 2018, 16(1): 21-28. | 
				                                                        
				                                                            
				                                                                | 12. | Kuai Y, Gong X, Ding L, et al. Wilms' tumor 1-associating protein plays an aggressive role in diffuse large B-cell lymphoma and forms a complex with BCL6 via Hsp90. Cell Commun Signal, 2018, 16(1): 50. | 
				                                                        
				                                                            
				                                                                | 13. | Ren X, Ji Y, Jiang X, et al. Downregulation of CYP2A6 and CYP2C8 in tumor tissues is linked to worse overall survival and recurrence-free survival from hepatocellular carcinoma. Biomed Res Int, 2018, 2018: 5859415. | 
				                                                        
				                                                            
				                                                                | 14. | Bulnes S, Bermúdez G, Lafuente JV. Association of Notch-1, osteopontin and stem-like cells in ENU-glioma malignant process. Oncotarget, 2018, 9(59): 31330-31341. | 
				                                                        
				                                                            
				                                                                | 15. | Yang Z, Ni W, Cui C, et al. Identification of LETM1 as a marker of cancer stem-like cells and predictor of poor prognosis in esophageal squamous cell carcinoma. Hum Pathol, 2018, 81: 148-156. | 
				                                                        
				                                                            
				                                                                | 16. | Liu YQ, Wang SK, Xu QQ, et al. Acetyl-11-keto-β-boswellic acid suppresses docetaxel-resistant prostate cancer cells in vitro and in vivo by blocking Akt and Stat3 signaling, thus suppressing chemoresistant stem cell-like properties. Acta Pharmacol Sin, 2019, 40(5): 689-698. | 
				                                                        
				                                                            
				                                                                | 17. | Gordeeva O. Cancer-testis antigens: Unique cancer stem cell biomarkers and targets for cancer therapy. Semin Cancer Biol, 2018, 53: 75-89. | 
				                                                        
				                                                            
				                                                                | 18. | 劉慶喜, 呂麗慧, 孫賀, 等. 血清對神經細胞分化的影響. 中國修復重建外科雜志, 2018, 32(2): 223-227. | 
				                                                        
				                                                            
				                                                                | 19. | Parte SC, Batra SK, Kakar SS. Characterization of stem cell and cancer stem cell populations in ovary and ovarian tumors. J Ovarian Res, 2018, 11(1): 69. | 
				                                                        
				                                                            
				                                                                | 20. | Velasco-Velázquez MA, Velázquez-Quesada I, Vásquez-Bochm LX, et al. Targeting breast cancer stem cells: a methodological perspective. Curr Stem Cell Res Ther, 2019, 14(5): 389-397. | 
				                                                        
				                                                            
				                                                                | 21. | 王瑞海. 腫瘤干細胞的分離培養及生物學特性. 中國組織工程研究與臨床康復, 2011, 15(27): 5087-5090. | 
				                                                        
				                                                            
				                                                                | 22. | Kaya C, Ashraf M. The mechanism of hydrogen sulfide mitigation of iron deficiency-induced chlorosis in strawberry (Fragaria × ananassa) plants. Protoplasma, 2019, 256(2): 371-382. | 
				                                                        
				                                                            
				                                                                | 23. | Choi YH. Schisandrin A prevents oxidative stress-induced DNA damage and apoptosis by attenuating ROS generation in C2C12 cells. Biomed Pharmacother, 2018, 106: 902-909. |