Time to progression (TTP) by HER2 patient populations, as defined by each biomarker and HER2 gene status (Kaplan-Meier plots).

<p>(A) ICD HER2 as measured by CB11 (high vs. low); (B) ECD HER2 as measured by SP3 (high vs. low); (C) HER2 mRNA (high vs. low); (D) FISH HER2 (amplified vs. non-amplified).