Jung Y, Kwon C, Chung I, Kim G, Ko KH, Hong SP, Jeong S, Lee DH.  Novel submucosal lifting gel for performing endoscopic mucosal resection after precutting in large gastric lesions: An animal feasibility study.  Int J Gastrointest Interv 2020;9:19-23.  https://doi.org/10.18528/ijgii190020