Case definition for progressive multifocal leukoencephalopathy following treatment with monoclonal antibodies
Dirk Mentzer, Jürgen Prestel, Ortwin Adams, Ralf Gold, Hans-Peter Hartung, Hartmut Hengel, Bernd C Kieseier, Wolf-Dieter Ludwig, Brigitte Keller-Stanislawski
Journal of Neurology, Neurosurgery & Psychiatry Sep 2012, 83 (9) 927-933; DOI: 10.1136/jnnp-2012-302478