Pregnancy and Infant Outcomes with Interferon Beta: Data from the European Interferon Beta Pregnancy Registry and Population Based Registries in Finland and Sweden

K. Hellwig, Y. Geissbuehler, M. Sabidó, C. Popescu, A. Adamo, J. Klinger, P. Huppke, A. Ornoy, P. Korhonen, K. Myhr, S. Montgomery, S. Burkill