RT Journal Article SR Electronic T1 Long-term use of allopurinol in the treatment of gout. JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 89 OP 92 DO 10.1136/ard.29.1.89 VO 29 IS 1 A1 Kersley, G D YR 1970 UL http://ard.bmj.com/content/29/1/89.abstract AB