title: Gut flora in HLA B27 related reactive arthropathy.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000382:microbiology*; D006680:HLA Antigens / Q000276:immunology*; D015796:HLA-B27 Antigen; D006801:Humans; D007422:Intestines / Q000382:microbiology*; D007709:Klebsiella / Q000276:immunology / Q000302:isolation & purification
chemical_list: D006680:HLA Antigens; D015796:HLA-B27 Antigen