References
- Walsh F B, Hoyt W F. Clinical Neurophthalmology, 3d ed. Williams and Wilkins, Baltimore 1969; 1488–2011
- Al-Rashid R A. Orbital apex syndrome secondary to sickle cell anemia. J Pediatr 1977; 95: 426–427
- Özsoylu Ş, Gürgey A. Sickle cell anemia without anemia: A case report. North-Cyprus Symposium on Abnormal Hemoglobins and Thalassemia, Aksoy, Huisman. Tubitak. 1984; 61–66
- Özsoylu Ş, Altinöz N. Sickle cell anemia in Turkey. Evaluation of 97 cases (with parents' findings). Scand J Haematol 1977; 19: 85–92
- Steinberg M H, Hebbel R P. Clinical diversity of sickle cell disease: Genetic and cellular modulation of disease severity. Am J Hematol 1983; 14: 405–416