1. PML during dimethyl fumarate treatment of multiple sclerosis: How does lymphopenia matter?. (26th July 2016) Authors: Lehmann-Horn, Klaus; Penkert, Horst; Grein, Peter; Leppmeier, Ulrich; Teuber-Hanselmann, Sarah; Hemmer, Bernhard; Berthele, Achim Journal: Neurology Issue: Volume 87:Number 4(2016) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗