article_metadata: Yan Liu Junliang Du Pan Zhang Wenjuan Meng Haifeng Xiao
article_metadata: 10.3389/fonc.2023.1051786
article_metadata: Front Oncol
article_metadata: 2023 Mar 9;13:1051786.
article_metadata: braf v600e pd-l1 ascending colon chemotherapy immunotherapy pmmr/mss squamous cell carcinoma
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/36969074/
article_metadata: Case Reports
article_metadata: PMC10033877
article_metadata: 36969074
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article_metadata: 2023