title: Heterogeneity in the molecular basis of hereditary persistence of fetal haemoglobin.
mesh_terms: D001483:Base Sequence; D002872:Chromosome Deletion; D004262:DNA Restriction Enzymes; D005319:Fetal Hemoglobin / Q000235:genetics*; D005796:Genes; D005838:Genotype; D005914:Globins / Q000235:genetics*; D010641:Phenotype; D013789:Thalassemia / Q000235:genetics*
chemical_list: D005914:Globins; D005319:Fetal Hemoglobin; D004262:DNA Restriction Enzymes