Lactose IntoleranceLactaseLactose Tolerance TestLactoseFlatulenceDairy ProductsBreath TestsLactase-Phlorizin HydrolaseHydrogenMilkGlucoseGlucose IntoleranceKwashiorkorMalabsorption SyndromesAbdominal PainCalcium, DietaryNational Institute of Mental Health (U.S.)Lactose SynthaseBlood GlucoseIntestine, SmallDiarrheaIrritable Bowel SyndromeGlucose Tolerance TestFructose Intolerancebeta-GalactosidaseLactose FactorsMonosaccharide Transport Proteins