Clanet, M Interferon beta-1a in relapsing multiple sclerosis: four-year extension of the European IFNbeta-1a Dose-Comparison Study. [electronic resource] - Multiple sclerosis (Houndmills, Basingstoke, England) Apr 2004 - 139-44 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1352-4585 Standard No.: 10.1191/1352458504ms990oa doi Subjects--Topical Terms: Adjuvants, Immunologic--administration & dosageAdultDisability EvaluationDisease ProgressionEuropeFemaleFollow-Up StudiesHumansInjections, IntramuscularInterferon beta-1aInterferon-beta--administration & dosageMaleMultiple Sclerosis, Relapsing-Remitting--drug therapyTreatment Outcome