[Hydrogen breath-analysis tests in the diagnosis of gastrointestinal diseases].
D001944:Breath Tests / Q000379:methods; D005947:Glucose / Q000378:metabolism; D006801:Humans; D006859:Hydrogen / Q000032:analysis*; D007408:Intestinal Absorption; D007410:Intestinal Diseases / Q000175:diagnosis*; D007785:Lactose / Q000378:metabolism; D013393:Sucrase / Q000378:metabolism
D006859:Hydrogen; D013393:Sucrase; D005947:Glucose; D007785:Lactose