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. 2023 May 22;23:468. doi: 10.1186/s12885-023-10957-5

Fig. 4.

Fig. 4

Overall survival (OS) analyses using the Kaplan-Meier estimator and log-rank test were performed according to age (A), PDGFR-β expression (B), α-SMA expression (C), molecular subtype of BCBM (D), presence of extracranial metastasis (E), and multiplicity of BM lesions (F)