AUTHOR=Xu Lingling , Qiu Xun , He Hongmei , Liu Lili , He Qing , Sun Jinghua TITLE=TAS-102 in combination with bevacizumab for second-line treatment of metastatic colorectal cancer with a hypertensive elderly patient: a case report JOURNAL=Frontiers in Oncology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1558470 DOI=10.3389/fonc.2025.1558470 ISSN=2234-943X