Fig. 5From: Diagnostic value of fetal hemoglobin Bart’s for evaluation of fetal α-thalassemia syndromes: application to prenatal characterization of fetal anemia caused by undiagnosed α-hemoglobinopathyPlots of percentages of fetal Hb Bart’s identified in normal fetuses and those with various α-thalassemia syndromes. α-Genotypes based on DNA analysis and the number of cases in each genotype is indicated. Percentages of Hb Bart’s are shown as mean ± SD (range)Back to article page