%0 Journal Article %T Advanced endoscopic methods in gastrointestinal diseases: a systematic review %A Hua Li %A Ling Fu %A Longjie Jiang %A Mengke Fan %A Qian Liu %A Rong Lin %A Suya Pang %A Xiaohua Hou %J SCIE-indexed Journal %D 2019 %X Gastrointestinal diseases seriously affect human health, and gastrointestinal tumors are characterized by high morbidity and mortality. Cancer statistics, 2018 shows that the incidence of cancer in the digestive tract is the highest in the United States (1) %U http://qims.amegroups.com/article/view/25863/23983