REFERENCES
1. Amin MB. American joint committee on cancer. AJCC Cancer Staging Manual. 8th ed. Chicago: Springer; 2016. pp. 295-302.
2. Brierley JD, Gospodarowicz MK, Wittekind C. Union for international cancer control (UICC). TNM Classification of Malignant Tumours. 8th ed. Oxford: Wiley Blackwell; 2016. pp. 83-4.
3. Jeong J, Tanaka M, Iwakiri Y. Hepatic lymphatic vascular system in health and disease. J Hepatol 2022;77:206-18.
5. Morine Y, Shimada M. The value of systematic lymph node dissection for intrahepatic cholangiocarcinoma from the viewpoint of liver lymphatics. J Gastroenterol 2015;50:913-27.
6. Cho HS, Ahn JH. Nomenclature and lymphatic drainage patterns of abdominal lymph nodes. J Korean Soc Radiol 2022;83:1240-58.
7. Tsuji T, Hiraoka T, Kanemitsu K, Takamori H, Tanabe D, Tashiro S. Lymphatic spreading pattern of intrahepatic cholangiocarcinoma. Surgery 2001;129:401-7.
8. Okami J, Dono K, Sakon M, et al. Patterns of regional lymph node involvement in intrahepatic cholangiocarcinoma of the left lobe. J Gastrointest Surg 2003;7:850-6.
9. Koops A, Wojciechowski B, Broering DC, Adam G, Krupski-Berdien G. Anatomic variations of the hepatic arteries in 604 selective celiac and superior mesenteric angiographies. Surg Radiol Anat 2004;26:239-44.
10. Wang BG, Frober R. Accessory extrahepatic arteries: blood supply of a human liver by three arteries. A case report with brief literature review. Ann Anat 2009;191:477-84.
11. Dolenšek J. Triple arterial blood supply to the liver and double cystic arteries. Folia Morphol 2017;76:523-6.
12. Yi SQ, Shimokawa T, Akita K, et al. Anatomical study of the pancreas in the house musk shrew (Suncus murinus), with special reference to the blood supply and innervation. Anat Rec A Discov Mol Cell Evol Biol 2003;273:630-5.
13. Zhang XF, Xue F, Weiss M, et al. Lymph node examination and patterns of nodal metastasis among patients with left- versus right-sided intrahepatic cholangiocarcinoma after major curative-intent resection. Ann Surg Oncol 2023;30:1424-33.
14. Umeda Y, Mitsuhashi T, Kojima T, et al. Impact of lymph node dissection on clinical outcomes of intrahepatic cholangiocarcinoma: inverse probability of treatment weighting with survival analysis. J Hepatobiliary Pancreat Sci 2022;29:217-29.
15. Primrose JN, Fox RP, Palmer DH, et al. BILCAP study group. Capecitabine compared with observation in resected biliary tract cancer (BILCAP): a randomised, controlled, multicentre, phase 3 study. Lancet Oncol 2019;20:663-73.
16. Nakachi K, Ikeda M, Konishi M, et al. Hepatobiliary and Pancreatic Oncology Group of the Japan Clinical Oncology Group (JCOG-HBPOG). Adjuvant S-1 compared with observation in resected biliary tract cancer (JCOG1202, ASCOT): a multicentre, open-label, randomised, controlled, phase 3 trial. Lancet 2023;401:195-203.
17. Kim SH, Han DH, Choi GH, Choi JS, Kim KS. Extent of lymph node dissection for accurate staging in intrahepatic cholangiocarcinoma. J Gastrointest Surg 2022;26:70-6.
18. Moazzam Z, Alaimo L, Endo Y, Lima HA, Pawlik TM. Predictors, patterns, and impact of adequate lymphadenectomy in intrahepatic cholangiocarcinoma. Ann Surg Oncol 2023;30:1966-77.
19. Zhu J, Liu C, Li H, et al. Adequate lymph node dissection is essential for accurate nodal staging in intrahepatic cholangiocarcinoma: a population-based study. Cancer Med 2023;12:8184-98.