Gravallese E M, Goldring S R
Beth Israel Deaconess Medical Center and New England Baptist Bone and Joint Institute, Harvard Medical School, Boston, Massachusetts, USA.
Arthritis Rheum. 2000 Oct;43(10):2143-51. doi: 10.1002/1529-0131(200010)43:10<2143::AID-ANR1>3.0.CO;2-S.