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(A) Reasons for nonenrollment on a clinical trial for patients with an eligible biomarker (N = 301). (B) Clinical trial enrollment stratified by the availability of remaining standard-of-care agent for all patients with a biomarker result (N = 458). (C) ATTACC-companion and non-ATTACC clinical trial enrolled patients stratified by the availability of remaining standard-of-care agent (N = 157). Error bars represent 95% confidence intervals.
