1Colorectal cancer screening in China: the past, current and futureZHANG Zheng, LI Peng, ZHANG Shu-tianCOMMENTARY777-7792Endoscopic surveillance and chemoprevention of inflammatory bowel disease associated colorectal cancerLI Yan-qingSYMPOSIUM780-7833Pay attention to precise prevention and treatment of colorectal adenoma carcinogensWU Jing-yi, CAO Hai-long, WANG Bang-maoSYMPOSIUM784-7874Molecular biomarkers in colorectal cancer screeningYUAN Si-yi, LI Jing-nanSYMPOSIUM788-7915New endoscopic techniques in colorectal cancer screeningHU Dong-ya, LI Peng, ZHANG Shu-tianSYMPOSIUM792-7956Chinese consensus on diagnosis and treatment of inflammatory bowel disease (Beijing, 2018)GUIDELINE AND CONSENSUS796-8137The Interpretation of the American Cancer Society screening guidelines for colorectal cancerZHANG Zheng, ZHANG Shu-tian, LI PengGUIDELINE AND CONSENSUS814-8168Clinical application suggestion of angiotensin Ⅱ receptor blockers in patients with coronary heart disease(2018)LI Jian-ping, HUO Yong, CHEN Yun-dai, GAO Chuan-yu, LI Yong, SU Guo-hai, SUN Ning-ling, TANG Yi-da, WANG Ji-guang, WEI Meng, YAN Xiao-weiGUIDELINE AND CONSENSUS817-8209Optical coherence tomography for the diagnosis of depth of tumor infiltration in early esophageal cancerHU Dong-ya, LI Peng, ZHANG Shu-tianNEW DEVELOPMENT OF MEDICINE821-82310Research advances in esophageal reflux hypersensitivity based on ROME Ⅳ criteriaWANG Qi, WANG Kun, DUAN Li-pingNEW DEVELOPMENT OF MEDICINE824-82811Progress in the treatment of refractory ulcerative colitisZHUO Ma, QIU Si-yuan, WANG Yu-fang, TANG Cheng-weiNEW DEVELOPMENT OF MEDICINE829-83412Analysis of early clinical predictive parameter(s) for patients of acute pancreatitis with cardiovascular dysfunctionBAI Xiao-yin, JIN Meng, ZHANG Hui-min, CHEN Xuan-fu, LU Bo, WU Dong, QIAN Jia-ming, YANG HongORIGINAL CONTRIBUTION835-83913Clinical features, diagnosis, treatment and prognosis of 35 patients with primary colonic malignant lymphomaZHANG Ting-ting, TIAN FengORIGINAL CONTRIBUTION840-84314Efficacy and safety of Qianggan Pills in treatment of hepatitis B-related liver fibrosis in patients achieving virological response:an observational studyZHAO Xi-tai, NIE Qing-heORIGINAL CONTRIBUTION844-84915An analysis of clinical characteristics of eleven cases of connective tissue diseases and bone infarctionYU Ye, CHEN Wei-qian, DAI Xiao-na, WANG Qin, LIN JinORIGINAL CONTRIBUTION850-85316Clinical value of Magnetic resonance imaging and B-ultrasonography in thyroid-associated ophthalmopathySONG Yan, TANG Wei, LYU Qian, LI Tuo, LIU Zhi-min, SHI Yong-quanORIGINAL CONTRIBUTION854-85817Evaluation and clinical application of different methods for detecting anti-double-stranded DNA antibodySUN Jia-ying, DAI Si-ming, ZHANG Zhi-yiBRIEF REPORT859-86018Clinical analysis of 5 cases of immunoglobulin G4 (IgG4)-related hypophysitisLI Qian, DUAN Lian, LI Wei, YANG Hong-bo, CHAI Xiao-feng, FU Yong, GU FengBRIEF REPORT861-86419Current research progress on the gut microbiome and colorectal cancerLAI Xue-ying, LIU Le, CHEN YeREVIEW865-86920Research progress of mesenchymal stem cell in the pathogenesis and treatment of systemic lupus erythematosusXU Jing-jing, WANG Xiao-feiREVIEW870-874 