title: Osteoporosis and primary intestinal lactase deficiency.
mesh_terms: D000328:Adult; D002986:Clinical Trials as Topic; D006801:Humans; D007787:Lactose Intolerance / Q000150:complications*; D008286:Malabsorption Syndromes / Q000201:enzymology*; D008875:Middle Aged; D010024:Osteoporosis / Q000150:complications*