To determine how the quantity and molecular weight of synovial fluid hyaluronan (HA) within the synovial fluid (SF) of osteoarthritis (OA) joints is affected by intraarticular injection of HA.
Rheumatology Division, Department of Medicine, and Department of Anatomy, Indiana University School of Medicine, Room 545, 1110 W. Michigan Street, Indianapolis, IN 46202-5103, USA.