A Phase 2 Study to Evaluate the Efficacy and Safety of 60mg of MM-093 in Patients With Active Rheumatoid Arthritis. This study is currently recruiting patients. Verified by Merrimack Pharmaceuticals April 2007 <A HREF="http://clinicaltrials.gov/ct/show/NCT00458146?order=3" target="_blank">http://clinicaltrials.gov/ct/show/NCT00458146?order=3</A>