AUTHOR=Huang Wang , Tan Zhenzong , Sun Hao TITLE=Successful treatment of anastomotic leakage with an intestinal obstruction catheter and stent by colonoscopy: a case report and brief literature review JOURNAL=Frontiers in Oncology VOLUME=14 YEAR=2024 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2024.1428452 DOI=10.3389/fonc.2024.1428452 ISSN=2234-943X