2026 Survival assessment of warfarin and international normalized ratio exposure in cancer-associated venous thromboembolism: Veterans Affairs healthcare system-based analysis. Justine Ryu†, Jennifer La†, Rushad Patell, Ang Li, Nhan Do, Mary Brophy, Nathanael Fillmore‡, Jeffrey I. Zwicker‡† Equal first authorship · ‡ Equal senior authorship Haematologica U.S. Veterans and VA Data Retrospective Cohort Study Cancer-Associated Thrombosis Overall Survival Propensity Score Matching