A Ragusa, S Amata, T Lombardo, L Castiglia, M Maier-Redelsperger, D Labie, and L Bernini. 2003. “Asymptomatic and Mild Beta-Thalassemia in Homozygotes and Compound Heterozygotes for the IVS2+1G-->A Mutation: Role of the Beta-Globin Gene Haplotype”. Haematologica 88 (10). Pavia, Italy, 1099-1105. https://doi.org/10.3324/%x.