Sub-Study: Analysis of JCV Antibody Index in MS Patients Treated With Teriflunomide - SWITCH-JCV
Switching Relapsing Multiple Sclerosis Patients Treated With Natalizumab at Risk for Progressive Multifocal Leukoencephalopathy to Teriflunomide: Is This Safe and Effective? (Sub-study: SWITCH-JCV) Switching Relapsing Multiple Sclerosis Patients Treated With Natalizumab at Risk for Progressive Mul ...