Ferreira, Tatiana Dela-Sávia, et al. “ Genetic Counseling for Individuals With Hemoglobin Disorders and for Their Relatives: A Systematic Literature Review ”. Revista Da Escola De Enfermagem Da USP, vol. 48, no. 5, Oct. 2014, pp. 932-7, https://doi.org/10.1590/S0080-6234201400005000021.