Short- and long-term effects of transfusion in β-thalassemia: a longitudinal study of transfusion efficiency factors. - Theocharaki K; Barla I; Delicou S; Anastasiadi AT; Tzounakas VL; Rouvela S; Tzafa G; Stylianaki EA; Koufogeorgou EI; Gousdovas T; Pavlou E; Kostopoulos IV; et al. (Blood advances, 2026)