title: Nephropathy in ankylosing spondylitis.
mesh_terms: D006801:Humans; D007070:Immunoglobulin A / Q000032:analysis; D007674:Kidney Diseases / Q000150:complications* / Q000276:immunology; D013167:Spondylitis, Ankylosing / Q000150:complications*
chemical_list: D007070:Immunoglobulin A