Hellwig, KerstinKerstinHellwigGeissbuehler, YvonneYvonneGeissbuehlerSabidó, MeritxellMeritxellSabidóPopescu, CatrinelCatrinelPopescuAdamo, AlessandraAlessandraAdamoKlinger, JoachimJoachimKlingerOrnoy, AsherAsherOrnoyHuppke, PeterPeterHuppke2021-04-142021-04-142020https://resolver.sub.uni-goettingen.de/purl?gro-2/82212enPregnancy outcomes in interferon-beta-exposed patients with multiple sclerosis: results from the European Interferon-beta Pregnancy Registryjournal_article10.1007/s00415-020-09762-y