title: Frequency of sickling disorders in U.S. blacks.
mesh_terms: D000328:Adult; D000755:Anemia, Sickle Cell / Q000453:epidemiology* / Q000235:genetics / Q000401:mortality; D044383:Black People; D005319:Fetal Hemoglobin; D006444:Hemoglobin C / Q000032:analysis; D006445:Hemoglobin C Disease / Q000453:epidemiology / Q000235:genetics; D006453:Hemoglobinopathies / Q000453:epidemiology* / Q000235:genetics / Q000401:mortality; D006455:Hemoglobins, Abnormal / Q000032:analysis; D006579:Heterozygote; D006720:Homozygote; D006801:Humans; D007231:Infant, Newborn; D008875:Middle Aged; D013789:Thalassemia / Q000453:epidemiology / Q000235:genetics / Q000401:mortality; D014481:United States; D001741:Black or African American
chemical_list: D006455:Hemoglobins, Abnormal; D006444:Hemoglobin C; D005319:Fetal Hemoglobin