PT - JOURNAL ARTICLE ED - , TI - Heberden Society AID - 10.1136/ard.31.6.530 DP - 1972 Nov 01 TA - Annals of the Rheumatic Diseases PG - 530--534 VI - 31 IP - 6 4099 - http://ard.bmj.com/content/31/6/530.short 4100 - http://ard.bmj.com/content/31/6/530.full SO - Ann Rheum Dis1972 Nov 01; 31