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article_metadata: 10.2147/OTT.S154567
article_metadata: Onco Targets Ther
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article_metadata: apatinib efficacy lung squamous cell carcinoma
article_metadata: CC BY-NC
article_metadata: https://pubmed.ncbi.nlm.nih.gov/30038504/
article_metadata: Case Reports
article_metadata: PMC6052933
article_metadata: 30038504
article_metadata: Long-term progression-free survival of third-line apatinib in lung squamous cell carcinoma
article_metadata: 2018