PT - JOURNAL ARTICLE AU - K Morgan TI - What do anti-collagen antibodies mean? AID - 10.1136/ard.49.1.62 DP - 1990 Jan 01 TA - Annals of the Rheumatic Diseases PG - 62--65 VI - 49 IP - 1 4099 - http://ard.bmj.com/content/49/1/62.short 4100 - http://ard.bmj.com/content/49/1/62.full SO - Ann Rheum Dis1990 Jan 01; 49