For citations:

Igolkina EV, Chichasova NV. The survival rate of therapy with tumor necrosis factor-αinhibitors: main causes and drug substitution tactics. Sovremennaya Revmatologiya=Modern Rheumatology Journal. 2018;12(4):23-31. (In Russ.) https://doi.org/10.14412/1996-7012-2018-4-23-31