PT - JOURNAL ARTICLE ED - , TI - New Zealand Rheumatism Association AID - 10.1136/ard.18.1.69 DP - 1959 Mar 01 TA - Annals of the Rheumatic Diseases PG - 69--70 VI - 18 IP - 1 4099 - http://ard.bmj.com/content/18/1/69.short 4100 - http://ard.bmj.com/content/18/1/69.full SO - Ann Rheum Dis1959 Mar 01; 18