title: The effect of a strict vegetarian diet on the faecal flora and faecal steroid concentration.
mesh_terms: D001439:Bacteroides / Q000302:isolation & purification; D001647:Bile Acids and Salts / Q000032:analysis; D004032:Diet; D014676:Diet, Vegetarian; D005243:Feces / Q000032:analysis* / Q000382:microbiology*; D006801:Humans; D007414:Intestinal Neoplasms / Q000209:etiology; D013256:Steroids / Q000032:analysis*
chemical_list: D001647:Bile Acids and Salts; D013256:Steroids