title: Intestinal microflora.
mesh_terms: D000208:Acute Disease; D000693:Anaerobiosis; D000818:Animals; D001424:Bacterial Infections / Q000209:etiology*; D001431:Bacteriological Techniques; D003967:Diarrhea / Q000382:microbiology; D004463:Ecology; D005856:Germ-Free Life; D006801:Humans; D007410:Intestinal Diseases / Q000382:microbiology*; D007413:Intestinal Mucosa / Q000382:microbiology; D007422:Intestines / Q000382:microbiology*; D013182:Sprue, Tropical / Q000382:microbiology