Abbreviations: Ab, anthracycline based; Gb, gemcitabine based. A, Kaplan-Meier curves for overall progression-free survival by treatment group. B, Progression-free survival according to treatment response and morphologic subtype in advanced epithelioid sarcoma patients treated with anthracycline-based regimens (n = 85); C, gemcitabine-based regimens (n = 41); and D, pazopanib (n = 18).