Osteoporosis, intestinal lactase deficiency and low dietary calcium intake.
D000368:Aged; D000818:Animals; D002136:Calcium, Dietary / Q000378:metabolism; D004187:Disaccharides / Q000378:metabolism; D005260:Female; D005951:Glucose Tolerance Test; D006801:Humans; D007413:Intestinal Mucosa / Q000378:metabolism; D007583:Jejunum / Q000378:metabolism; D007785:Lactose / Q000378:metabolism*; D007787:Lactose Intolerance / Q000175:diagnosis / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D008892:Milk / Q000378:metabolism; D010024:Osteoporosis
D002136:Calcium, Dietary; D004187:Disaccharides; D007785:Lactose