Pernicious anemia in Negroes.
D000328:Adult; D000752:Anemia, Pernicious / Q000150:complications / Q000175:diagnosis / Q000453:epidemiology* / Q000378:metabolism; D044383:Black People; D005260:Female; D006801:Humans; D008297:Male; D014481:United States; D014806:Vitamin B 12 Deficiency / Q000150:complications; D001741:Black or African American