1China Guideline for Diagnosis and Comprehensive Treatment of Colorectal Liver Metastases(2020 edition)Chinese College of Surgeons,Chinese Medical Doctor Association, Chinese Society Gastrointestinal Surgery,Chinese Society of Surgery,Chinese Medical Association, Chinese Society of Colorectal Surgery,Chinese Society of Surgery,Chinese Medical Association, Section of Colorectal Oncology,Chinese Society of Oncology,Chinese Medical Association, Colorectal Cancer Professional Committee,Chinese Anti-Cancer Association, Colorectal Cancer Professional Committee,Chinese Medical Doctor Association, Colorectal Cancer Expert Committee,Chinese Society of Clinical Oncology, Chinese College of Colorectal Surgeons,Chinese College of Surgeons,Chinese Medical Doctor Association, Metastasis Research Committee,Anorectal Branch of Chinese Medical Doctor Association, Colorectal Liver Metastases Professional Committee,China International Exchange and Promotive Association for Medical and Health Care1-112Chinese expert consensus on robotic surgery for colorectal cancer(2020 edition)Professional Committeeof Robotic Surgery,Colorectal Cancer Committee of Chinese Medical Doctor Association, Robotic and Laparoscopic Surgery Committee of Chinese Research Hospital Association12-193Chinese expert consensus on the preventation and man-agement of recurrent hepatocellular carcinoma after he-patic resection(2020 edition)Expert Group of the StateKey Project on Infectious Diseases on"Novel Strategies of Com-prehensive and Individualizd Surgical Treatment of Viral Hepa-titis-related Liver Cancer” from the Ministry of Science and Technology of China20-304Shanghai expert consensus on perioperative analgesiamanagment in general surgery patients(2020 edition)Society of Anesthesiology,Shanghai Medical Association, Society of General Surgery,Shanghai Medical Association31-375Meaning,direction and approach of basic research on general surgerySONG Er-wei38-416The research advances and future perspectives of im-mune microenvironment of hepatocellular carcinomaSHEN Feng, LIN Jian, WANG Hai -bo42-477Current status and prospects of fundamental researches on cholelithiasisLIU Chang, MENG Fan-di, WANG Rui-tao48-518Current status and future prospects of basic research on gallbladder carcinomaLI Yong-sheng, LI Mao-lan, LIU Ying-bin52-559Application and prospects of single-cell sequencing in pancreatic cancerLIU Ying-ao, WU Wen-ming56-5910Progress and prospect of basic research on pancreatitisXIE Yu, SUN Bei60-6511Molecular Biology Research Status of Gastric CancerLI Yuan, WU Zhong-hua, LIN Si-han66-7112Current status and future direction of basic research on metabolic and bariatric surgery:an analysis based on literature retrievalZHANG Peng, QI Zi-tian, HAO Zhen72-7513Basic research hotspots and future directions of differentiated thyroid cancerZHANG Hao, SUN Wei, TIAN Wen76-7914The latest trends and development direction of breast cancer basic researchJIN Ying, LIU Zhen-yu, GAO Pin80-8415Current situation and future direction of basic research on hernia and abdominal surgeryLI Hang-yu85-8816Advances and prospects of basic research in aortic diseas-esZHOU Min, FU Wei-guo89-9417Current situation and prospect of basic research on clinical nutrition therapyQIU Yuan, YANG Hua95-9818A largescale multicenter retrospective study of current surgical treatment modalities and pathological characteristics of patients with gallbladder cancer in China:a report of 4,345 casesSUN Xu-heng, REN Tai, GENG Ya-jun99-10619Stratified anatomy of male Urogenital stratum and its clinical significanceQIU Jian, SU Jun-long, YAN Li-kun107-11320Study of the optimal timing interval between additional surgery and non-curative endoscopic resection for early gastric cancerWANG Meng, LIU Song, ZHANG Song114-118 