Primary lactase deficiency in Greek adults.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000818:Animals; D001706:Biopsy; D003535:Cyprus; D004186:Disaccharidases / Q000378:metabolism; D005260:Female; D006115:Greece; D006801:Humans; D007413:Intestinal Mucosa / Q000201:enzymology; D007583:Jejunum / Q000201:enzymology; D007787:Lactose Intolerance / Q000453:epidemiology*; D007789:Lactose Tolerance Test; D008297:Male; D008875:Middle Aged; D008892:Milk
D004186:Disaccharidases