Cause analysis of gastric tube misplacement into the trachea using tetracaine gel as lubricant before gastrointestinal surgery: A case report and literature review (胃肠道术前应用丁卡因胶浆置胃管... oleh HE Shu (何姝), YU Chunguang (于春光), LI Jiaji (李佳霁), CUI Kaiyue (崔凯月), CHEN Kun (陈坤), DI Xiaowei (狄晓玮)