Comment on

• Interferon beta-1b is effective in relapsing-remitting multiple sclerosis. I. Clinical results of a multicenter, randomized, double-blind, placebo-controlled trial. The IFNB Multiple Sclerosis Study Group.

  [No authors listed] [No authors listed] Neurology. 1993 Apr;43(4):655-61. doi: 10.1212/wnl.43.4.655. Neurology. 1993. PMID: 8469318 Clinical Trial.
• Interferon beta-1b is effective in relapsing-remitting multiple sclerosis. II. MRI analysis results of a multicenter, randomized, double-blind, placebo-controlled trial. UBC MS/MRI Study Group and the IFNB Multiple Sclerosis Study Group.

  Paty DW, Li DK. Paty DW, et al. Neurology. 1993 Apr;43(4):662-7. doi: 10.1212/wnl.43.4.662. Neurology. 1993. PMID: 8469319 Clinical Trial.