Humanistic and economic burden among caregivers of adults and children with transfusion dependent β-thalassemia: a mixed-methods study. - Lilly L; Brown D; Li N; Drahos J; Calvert M; Levine L; Dongha N; Pakbaz Z; Shah F; Valentine A; Franks B; Santana IR (Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation, 2026)