ईमेल रिकॉर्ड: Interação entre Hb C [beta6(A3)Glu>Lys] e IVS II-654 (C>T) beta-talassemia no Brasil Hb C [beta6(A3)Glu>Lys] and IVS II - 654 (C>T) beta thalassemia interaction in Brazil