For citations:
Pozharov I.V., Zhilyaev E.V., Klimenko A.A. Therapeutic potential of interleukin 6 inhibitors in difficult-to-treat patients with rheumatoid arthritis (results of a retrospective study). The Clinician. 2025;19(1):39-46. (In Russ.) https://doi.org/10.17650/1818-8338-2025-19-1-K730