Pilgrim-Morris J, Shaarbaf Ebrahimi B, Baldry E, Saunders L, Hughes P, Strickland S, Thompson R, Collier G, Stewart N, Wild J. Initial Validation of 129Xe RBC oscillation phase mapping against DCE-MRI and blood flow modelling in patients with CTEPH. In: Proceedings of the Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition, Cape Town, South Africa. Program #369-05-015.