Detecting ctDNA Using Personalized Structural Variants to Forecast Recurrence in Localized Soft Tissue Sarcoma. - Park CL; Demicco EG; Howarth K; Elliott M; Chung PWM; Birkeälv S; Alcaide M; Lee J; Segui N; Arones L; Phillips MJ; Hafstad V; et al. (Clinical cancer research : an official journal of the American Association for Cancer Research, 2026)