1. 1. Gibbons R, Higgs DR, Olivieri NF, et al. The β and δ β thalassaemias in association with structural haemoglobin variants. In: Weatherall DJ, Clegg JB, eds. The thalassaemia syndromes. Oxford, United Kingdom: Blackwell Science 2001;4th edn:393-449.
2. Asian immigration and public health in California: thalassemia in newborns in California;Lorey;J Pediatr Haematol Oncol,2000
3. Haemoglobin E: an emerging haemoglobinopathy in the United States;Lachant;Am J Haematol,1987
4. Haemoglobin E beta thalassaemia in Sri Lanka;Premawardhena;Lancet,2005
5. 5. Bain BJ. Other significant haemoglobinopathies. In: Haemoglobinopathy diagnosis. Malden, MA: Blackwell Publishing 2006;2nd ed:201-11.