title: Macrocytic anaemia in patients treated with sulphasalazine for rheumatoid arthritis.
mesh_terms: D000748:Anemia, Macrocytic / Q000139:chemically induced*; D001172:Arthritis, Rheumatoid / Q000150:complications / Q000188:drug therapy*; D006801:Humans; D012460:Sulfasalazine / Q000009:adverse effects*
chemical_list: D012460:Sulfasalazine