article_metadata: Peiyi Xie Lei Guo Bo Zhang Yongfeng Xu Qi Song Hongcheng Shi Qinghai Ye Hui Li Yongsheng Xiao
article_metadata: 10.3389/fonc.2022.911202
article_metadata: Front Oncol
article_metadata: 2022 Aug 3;12:911202.
article_metadata: pd1 advanced intrahepatic cholangiocarcinoma (icca) brain metastasis immune checkpoint inhibitors (icis) immunotherapy
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/35992782/
article_metadata: Case Reports
article_metadata: PMC9382583
article_metadata: 35992782
article_metadata: Case report: immunotherapy successfully treated brain metastasis in intrahepatic cholangiocarcinoma and literature review
article_metadata: 2022