Treatment of active rheumatoid arthritis with leflunomide: two year follow up of a double blind, placebo controlled trial versus sulfasalazine
David L. Scott, J S Smolen, J R Kalden, L B A van de Putte, A Larsen, T K Kvien, M Schattenkirchner, P Nash, C Oed, I Loew-Friedrich
Abstract
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