Neuroimmune Modulation for Drug-Refractory Rheumatoid Arthritis: Long-Term Safety and Efficacy in Patients Enrolled in a Pilot Vagus Nerve Stimulation Study

In this first-in-human long-term extension study, neuroimmune modulation was well tolerated among patients with multidrug-refractory RA, with reductions of clinical disease activity that were maintained through 36 months.