Leukopenia in Negroes.
D000293:Adolescent; D000328:Adult; D001741:Black or African American; D005260:Female; D006400:Hematocrit; D006454:Hemoglobins; D006801:Humans; D007958:Leukocyte Count; D007970:Leukopenia / Q000453:epidemiology*; D008214:Lymphocytes; D008297:Male; D008923:Missouri; D044465:White People
D006454:Hemoglobins