References
- Steinberg MH. Genetic etiologies for phenotypic diversity in sickle cell anemia. Scientific World J. 2009;9:46–67.
- Ballas SK, Lieff S, Benjamin LJ, et al. Definitions of the phenotypic manifestations of sickle cell disease. Am J Hematol. 2010;85(1):6–13.
- Oberoi S, Das R, Trehan A, et al. Hb SD-Punjab: clinical and hematological profile of a rare hemoglobinopathy. J Pediatr Hematol Oncol. 2014;36(3):140–144.
- Patel S, Purohit P, Mashon RS, et al. The effect of hydroxyurea on compound heterozygotes for sickle cell-Hemoglobin D-Punjab – a single centre experience in eastern India. Pediatr Blood Cancer. 2014;61(8):1341–1346.
- Nagel RL. The origin of the Hemoglobin S gene: clinical, genetic and anthropological consequences. Einstein Quart J Biol Med. 1984;2(2):53–62.
- Powars DR. βS-Gene-cluster haplotypes in sickle cell anemia. Clinical and hematologic features. Hematol Oncol Clin North Am. 1991;5:475–493.
- Powars D, Hiti A. Sickle cell anemia. βS gene cluster haplotypes as genetic markers for severe disease expression. Am J Dis Child. 1993;147:1197–1202.
- Sutton M, Bouhassira EE, Nagel RL. Polymerase chain reaction amplification applied to the determination of β-like globin gene cluster haplotypes. Am J Hematol. 1989;32:66–69.
- Ballas SK, Kesen MR, Goldberg MF, et al. Beyond the definitions of the phenotypic complications of sickle cell disease: an update on management. Scientific World J. 2012;2012:949535. doi:10.1100/2012/949535.
- Tewari S, Brousse V, Piel FB, et al. Environmental determinants of severity in sickle cell disease. Haematologica. 2015;100(9):1108–1116.
- Patel DK, Purohit P, Dehury S, et al. Fetal hemoglobin and α thalassemia modulate the phenotypic expression of Hb SD-Punjab. Int J Lab Hematol. 2014;36:444–450.