Gürgey A, Balkan H, İrken G, et al. Compound heterozygosity for hemoglobin Knossos [α₂β₂ 27 (B9) Ala–Ser] and IVS I–1 mutation. Turk J Pediatr 1997; 39: 253-257. https://doi.org/10.24953/turkjpediatr.1997.3395