1. Serjeant GR. (2001). The emerging understanding of sickle cell disease. Brit J Haematol. 2001; 112: 3-18. https://doi.org/10.1046/j.1365-2141.2001.02557.x
2. Scriver JB, Waugh TR. Studies on a case ofsickle cell anemia. Can Med Assoc J. 1930; 23:375-380.
3. Mickler EE, Diggs LW. The Detection of the Sickle Cell Trait: A Comparison of the Sealed Moist Preparation using Capillary Blood Collected during Venous Stasis and the Sodium Bisulfite Method. Amer J Clin Path. 1950; 20(9): 861-4.
4. Daland GA, Castle WB. A Simple and Rapid Method for demonstrating Sickling of the Red Blood Cells : the Use of Reducing Agents. J Lab Clin Med. 1948; 33(9): 1082-8.
5. Itano HA, Pauling L. A rapid diagnostic test for sickle cell anemia. J. Hematol. 1949; IV(1): 66-68.
6. Pieke Jr R. 2010. In retrospect: Science -The endless frontier. Nature 2010; 466: 922-923.
7. Pauling L. Sickle cell disease: A molecular disease. Science 1959; 110(2865): 543548.
8. Ingram VM. Gene mutations in human haemoglobin: the chemical difference between normal and sickle cell haemoglobin. Nature 1957;180: 326–328.
9. Wearherall DJ. Towards molecular medicine; reminiscences of the haemoglobin field, 1960–2000. B J Haemoglobin. 2001; 115: 721-38.
10. Larson DL, Ranney HM. Filter paper electrophoresis of human hemoglobin. J. Clin Invest. 1953; 32(11): 1070-6.
11. Dacie S. Hermann Lehmann. 8 July 1910-13 July 1985. Biograph. Mem. Fell Roy Soc. 1988; 34: 406- 449.
12. Naik RP, Haywood C Jr. Sickle cell trait diagnosis: clinical and social implications Hematology Am Soc Hematol Educ Program. 2015; 5(1): 160–167. doi:10.1182/ asheducation-2015.1.160.
13. Huttle A, Maestre GE, Lantigua R, et al. Sickle cell in Latin America and the United States [corrected]. Pediatr Blood Cancer. 2015; 62 (7):1131–1136.
14. Granda H, Gispert S, Dorticos A, Martin A, Cuadras Y, Calvo M, Martínez G, Zayas MA, Oliva JA, Heredero L. Cuban program for prevention of sickle cell disease. Lancet 1991; 337(8734): 152-3.
15. King L, Fraser R, Forbes M, Grindley M, Ali S, Reid M.. Newborn sickle cell disease screening: the Jamaican experience (1995-2006). J Med Screen. 2007; 14: 117–122.
16. Elizondo J, Solano L. Hemoglobina S-C. Estudio de una familia costarricense. Acta Med. Cost. 1965; 8(1): 15-22.
17. Elizondo J & Zomer M. Hemoglobinas anormales en la población asegurada costarricense. Acta Med Costarricense. 1970; 13: 249-255.
18. Sáenz GF, Gutiérrez A, Brilla E, Arroyo G, Barrenechea M, Valenciano E, Jiménez
J. Investigación de hemoglobinas anormales en población de raza negra costarricense. Rev Biol. Trop. 1971; 19(1): 251-256.
19. Abarca G, Navarrete M, Trejos R, de Céspedes C, Saborío M. Hemoglobinas anormales en población de Costa Rica. Rev Biol Trop. 2008; 56(3): 995-1001.
20. Campos-Sánchez R, Raventós H, Barrantes R. Ancestry Informative Markers Clarify &e Regional Admixture Variation In &e Costa Rican Population. Human
Biology Open Access Pre-Prints. 2013. Paper 34.
h=p://digitalcommons.wayne.edu/humbiol_preprints/34
21. Molina-Jiménez I. Costarricense por dicha. Identidad nacional y cambio cultrual en la Costa Rica durante los siglos XIX y XX. Ed. UCR. 2015, 170p.
22. Jiménez R, Saénz GF, Altmella A, Alvarado MA, Estudio Comparativo de métodos para el diagnóstico de la drepanocitosis. Acta Med Cost. 1974; 17(3): 193-196.
23. Connes P, Reid H, Hardy-Dessources M, Morrison E, Hue O. Physiological responses of sickle cell trait carriers during exercise. Sports Med 2008; 38 (11): 931-946.
24. Key, N. S., Derebail, V. K. Sickle-cell trait: novel clinical significance. Hematology Am. Soc. Hematol. Educ. Program 2010, 418–422.