Foldspang, A [Interferon-beta treatment of progressive disseminated sclerosis. Is it possibly without effect?]. [electronic resource] - Ugeskrift for laeger Aug 1999 - 4418-21 p. digital Publication Type: Journal Article ISSN: 0041-5782 Subjects--Topical Terms: Disability EvaluationFollow-Up StudiesHumansInterferon-beta--adverse effectsMulticenter Studies as TopicMultiple Sclerosis--drug therapyPrognosisRandomized Controlled Trials as TopicTreatment Outcome