5Kalleas C,Tentes I,Margaritis D,et al.Effect of HbS in the determination of HbA(2) with the TOSOH HLC-723G7 analyzer and the HELENA Beta-Thal Quik column kit.Clin Biochem,2007; 40:242-247
6Ayala S,Colomer D,Pujades A,et al.Haemoglobin Lleida:a new alpha 2-globin variant (12 bp deletion) with mild thalassaemic phenotype.Br J Haematol,1996; 94:639 -644