title: Study of the bimodal frequency distribution of the relative concentration of hemoglobin S in heterozygous carriers.
mesh_terms: D000704:Analysis of Variance; D004592:Electrophoresis, Starch Gel; D005260:Female; D005612:Freeze Drying; D006451:Hemoglobin, Sickle / Q000032:analysis*; D006453:Hemoglobinopathies / Q000235:genetics*; D006455:Hemoglobins, Abnormal / Q000032:analysis*; D006579:Heterozygote; D006801:Humans; D008297:Male; D008968:Molecular Conformation; D009904:Optical Rotation; D010375:Pedigree; D012737:Sex Factors
chemical_list: D006451:Hemoglobin, Sickle; D006455:Hemoglobins, Abnormal