Lactase deficiency in Mexican-American males.
D000328:Adult; D001786:Blood Glucose / Q000378:metabolism; D005006:Ethnicity; D005696:Galactosidases / Q000378:metabolism*; D006801:Humans; D007583:Jejunum / Q000201:enzymology*; D007785:Lactose; D007787:Lactose Intolerance / Q000201:enzymology / Q000453:epidemiology*; D008297:Male; D008800:Mexico; D008875:Middle Aged; D013393:Sucrase / Q000378:metabolism; D014481:United States
D001786:Blood Glucose; D005696:Galactosidases; D013393:Sucrase; D007785:Lactose