1Chinese protocol of diagnosis and treatment of colorectal cancer(2020 edition)Hospital Authority of National Health Commission of the People's Republic of China, Chinese Society of Oncology, Chinese Medical Association601-6252Chinese expert consensus on the clinical application path of perihilar surgical technique (2020 edition)Chinese Society of Biliary Tract Surgery, Chinese Society of Surgery,Chinese Medical Association, Biliary Tract Professional Committee in Surgery, Chinese College of Surgeons, Chinese Medical Doctor Association626-6333Chinese expert consensus on perioperative management of primary hyperparathyroidism (2020 edition)Thyroid and Metabolism Surgery Group, Chinese Society of Surgery, Chinese Medical Association, Professional Committee of Parathyroid and Bone Metabolic Diseases,Chinese Research Hospital Association634-6384Transition of operation boundary and indication of neck lymph node dissection for thyroid cancer in domestic and foreign clinical practice guidelinesQIN Yuan, ZHANG Hao639-6435Focus on the diagnosis and treatment of intrahepatic cholangiocarcinomaSHEN Feng, WANG Kui644-6496Current status in clinical studies of intrahepatic cholangiocarcinomaQIN Lun-xiu, WANG Xiang-yu650-6557Interpretation of the typing and staging systems of intrahepatic cholangiocarcinoma at home and abroadLI Bing-Lu, WU Xin656-6608Key points of preoperative evaluation of intrahepatic cholangiocarcinomaZENG Yong, HUANG Ji-wei660-6649Surgical indication and options for intrahepatic cholangiocarcinomaDAI Chao-liu, JU Ming-guang664-66810Characteristics of lymph node metastasis and prognostic significance of lymphadenectomy in intrahepatic cholangiocarcinomaZHOU Wei-ping, JIANG Bei-ge669-67311Application of laparoscopy in operation of intrahepatic cholangiocarcinomaCHEN Ya-jin, CAO Jun673-67612Application value of liver transplantation in the treatment of intrahepatic cholangiocarcinomaLYU Guo-yue, QIU Wei676-68013Optimal management of multidisciplinary treatment for intrahepatic chaolangiocarcinomaLIU Lian-xin, YIN Da-long680-68414Local regional therapies for intrahepatic cholangiocarcinomaCHEN Min-shan, FU Yi-zhen684-68815Controversy and consensus on neoadjuvant therapy for intrahepatic cholangiocarcinomaZHANG Yan-qiao, ZHENG Tong-sen688-69116Interventional therapy for unresectable intrahepatic cholangiocarcinomaZHANG Qi, TENG Gao-jun691-69417The prognostic impact of microvascular invasion on the prognosis of patients undergoing radical resection of intrahepatic cholangiocarcinoma: A multicenter propensity score matching analysisZENG Yong-yi, LIN Zi-guo, LIU Hong-zhi695-70218Significance of lymphadenectomy in intrahepatic cholangiocarcinoma with radical resectionJI Hong-xiang, SI Ma-hui, KUANG Yue703-70919Long-term survival of local ablation for single recurrent hepatocellular carcinoma after liver resectionSHI Yao-ping, CHI Jia-chang, SHI Dong-hua710-71420Application of the Roux-en-Y cholangiojejunostomy combined with marked fixation of blind jejunal loop for the treatment of hepatolithiasisBIAN Da-peng, SHI Ji-rong, TIAN Xiao-dong715-718 