Lactose malabsorption and lactose intolerance.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007408:Intestinal Absorption; D007785:Lactose / Q000378:metabolism*; D007787:Lactose Intolerance / Q000235:genetics / Q000378:metabolism*; D008894:Milk Proteins / Q000378:metabolism; D001616:beta-Galactosidase / Q000235:genetics
D008894:Milk Proteins; D001616:beta-Galactosidase; D007785:Lactose