Interleukin 6 Receptor Blockade in Patients With Neuromyelitis Optica Nonresponsive to Anti-CD20 Therapy. Ayzenberg I, Kleiter I, Schröder A, Hellwig K, Chan A, Yamamura T, Gold R JAMA Neurol. 2013 Jan 28:1-4. PMID: 23358868. Abstract CommentRecommendBookmarkWatch