Long-Term Drug Survival of TNF Inhibitor Therapy in RA Patients: A Systematic Review of European National Drug Registers
Figure 2
Drug survival rate (a). Overall group. (b) Biological naïve subgroup. no. of patients (no. of contributing studies) for each time point for each anti-TNF agent reported; ADA: adalimumab; ETN: etanercept; IFN: interferon.