title: Proceedings: Breath tests in small bowel colonization.
mesh_terms: D001944:Breath Tests / Q000379:methods*; D006801:Humans; D006859:Hydrogen / Q000032:analysis; D007410:Intestinal Diseases / Q000175:diagnosis; D007421:Intestine, Small / Q000382:microbiology*
chemical_list: D006859:Hydrogen