1Chinese expert consensus on whole-process management of gastrointestinal stromal tumor (2020 edition)Chinese Society of Gastrointestinal Surgery, Chinese Society of Surgery, Chinese Medical Association, Chinese Society of Surgeons for Gastrointestinal Stromal Tumor, Chinese College of Surgeons, Chinese Medical Doctor Association, Expert Committee on Gastrointestinal Stromal Tumor, Chinese Society of Clinical Oncology (CSCO), Gastrointestinal Stromal Tumor Association, China Anti-Cancer Association1109-11192Interpretation of Clinical Practice Guidelines for Pancreatic Cancer 2019 from Japan Pancreas SocietyXU Jing-yong, YANG Yin-mo1120-1124,11293Relevant problems of lateral lymph node dissection for lower rectal cancerHU Xiang1125-11294Current situation and predicament of breast endoscopic surgery in ChinaJIANG Jun, LIANG Yan, AI Xiang1130-11345Key points endoscopic surgery for benign breast diseasesZHANG Chun1135-11386Application of endoscopy for gynecomastiaLIU Bao-yin1138-11407Strategy and value of mastoscopic axiilary lymph node dissection for breast cancerLUO Cheng-yu1141-11438Selection and evaluation of the endoscopic axillary lymph node dissection in breast cancerYANG Wei-ge, NI Xiao-jian1143-11469Laparoscopically harvested omentum flap for oncoplastic breast surgerySONG Xiang-yang1146-114910The key technology of robot and endoscopy assisted breast reconstruction with latissimus dorsi muscle flapCHEN Li1149-115211Application of single port inflated endoscopic-subcutaneous mastectomy in early breast cancerWANG Zi-han, XIE Fang, GANG Tian-ran1152-115412Clinical analysis of 66 breast cancer patients receiving single-port inflatable endoscopic breast-conserving surgeryXU Wei, WANG Zi-han, GAO Guo-xuan1155-115813The diagnostic value of ductoscopy in breast cancer patients with pathological nipple discharge as the earliest presenting symptomYANG Shu-han, WEN Jian, DOU Huai-bao1159-116214Feasibility analysis of long external iliac artery resection and reconstruction without graft in retroperitoneal sarcomaQIU Hui, WU Jian-hui, LI Cheng-peng1163-1165,116915The feasibility of non-nasogastric and nasointestinal tube placement after pancreaticoduodenectomyLI Mao-lan, ZHU Yi-di, LI Xue-chuan1166-116916Application and research of scrape-liver combined with roll-coagulation in laparoscopic hepatectomyZOU Hao, ZHU Cheng-zhan, HAN Bing1170-117317The effects of resection of the ventral segment of the hepatic portal for complicated intrahepatic and extrahepatic bile duct stones with portal stenosis: a clinical study of 16 casesLIU Chang-jun, WEN Hao-quan, YANG Li-shun1174-1176,118018Value of enhanced pelvic computed tomography and magnetic resonance imaging in the diagnosis and multivisceral resection of locally recurrent rectal cancerLI Zhen-yang, ZHOU Lin-jiang, ZHOU Min-wei1177-118019Near infrared-indocyanine green assisted robotic transanal combined with transabdominal total mesorectal excision: A report of 3 casesZHANG Fan, YE Jing-wang, TAN De-wen1181-118420Meta analysis of the efficacy of sleeve gastrectomy combined with esophageal hiatal hernia repair in the treatment of obesity complicated with gastroesophageal reflux diseaseLI Zan-lin, Saimi· Saimaiti, LI Yi-liang1185-1189 