“CO28 | Cognitive, adaptive abilities and behavioral symptoms in children and adolescents with hemophilia: a pilot study: R. Vallone1, M. Luciani2, A. Smigliani2, M. F. Mansueto3, S. Vicari1,4, D. Menghini1 | 1Child and Adolescent Neuropsychiatry Unit, Bambino Gesù Children’s Hospital, IRCCS, Roma; 2OncoHematology Unit, Bambino Gesù Children’s Hospital, IRCCS, Roma; 3Department of Oncology U.O. Hematology AUO Policlinico, Paolo Giaccone, Palermo; 4Department of Life Science and Public Health, Università Cattolica del Sacro Cuore, Roma, Italy” (2025) Bleeding, Thrombosis and Vascular Biology, 4(s1). doi:10.4081/btvb.2025.234.