2.2. Analysis.
Comparison 2 Two infusions of natalizumab (300 mg or 3 mg/kg) versus placebo, Outcome 2 Failure to induce remission at 8 weeks.
Comparison 2 Two infusions of natalizumab (300 mg or 3 mg/kg) versus placebo, Outcome 2 Failure to induce remission at 8 weeks.