For citations:

Nikitina N.A., Mutovina S.Y., Pozarov I.V., Rosanova I.V., Uskova Y.A., Gordeev A.I. Leflunomide in disease modifying treatment of rheumatoid arthritis in elderly patients. Rheumatology Science and Practice. 2008;46(6):56-63. (In Russ.) https://doi.org/10.14412/1995-4484-2008-491