Disaccharidase deficiencies.
D004796:Clinical Enzyme Tests; D003611:Dairy Products; D003677:Deficiency Diseases / Q000209:etiology; D004035:Diet Therapy; D004187:Disaccharides; D005006:Ethnicity; D005243:Feces / Q000032:analysis; D006026:Glycoside Hydrolases / Q000378:metabolism*; D006801:Humans; D007787:Lactose Intolerance / Q000145:classification / Q000175:diagnosis / Q000628:therapy; D044469:Racial Groups; D013393:Sucrase / Q000378:metabolism
D004187:Disaccharides; D006026:Glycoside Hydrolases; D013393:Sucrase