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. 2020 Dec 10;39:279. doi: 10.1186/s13046-020-01797-3

Fig. 4.

Fig. 4

Overall survival (OS) from diagnosis of metastatic disease (a), OS from T-DM1 start (b) and progression free survival to the second-line of treatment (PFS2) (c), in patients treated with trastuzumab-based first-line and T-DM1 in second-line (T - > T-DM1) and in patients treated with pertuzumab-trastuzumab-based first-line and T-DM1 in second-line (P + T - > T-DM1)