Progressive multifocal leukoencephalopathy during fumarate monotherapy of psoriasis. Issue 3 (June 2015) - Hoepner, Robert; Faissner, Simon; Klasing, Anja; Schneider, Ruth; Metz, Imke; Bellenberg, Barbara; Lukas, Carsten; Altmeyer, Peter; Gold, Ralf; Chan, Andrew