Antonino Giambona, Cristina Passarello, Margherita Vinciguerra, Rita Li Muli, Pietro Teresi, Maurizio Anzà, Gaetano Ruggeri, Disma Renda, and Aurelio Maggio. 2008. “Significance of Borderline Hemoglobin A2 Values in an Italian Population With a High Prevalence of β-Thalassemia”. Haematologica 93 (9). Pavia, Italy, 1380-84. https://doi.org/10.3324/haematol.12840.