title: The genetics of lactose intolerance.
mesh_terms: D001944:Breath Tests; D004796:Clinical Enzyme Tests; D003109:Colonic Diseases, Functional / Q000150:complications; D005260:Female; D006801:Humans; D043322:Lactase; D007787:Lactose Intolerance / Q000175:diagnosis / Q000235:genetics*; D009154:Mutation; D001616:beta-Galactosidase / Q000172:deficiency
chemical_list: D043322:Lactase; D001616:beta-Galactosidase