PT - JOURNAL ARTICLE ED - , TI - Enzymes aid invasion of arthritic joints AID - 10.1136/jcp.55.12.931 DP - 2002 Dec 01 TA - Journal of Clinical Pathology PG - 931--931 VI - 55 IP - 12 4099 - http://jcp.bmj.com/content/55/12/931.short 4100 - http://jcp.bmj.com/content/55/12/931.full SO - J Clin Pathol2002 Dec 01; 55