Cerebrospinal Fluid BAFF and APRIL Levels in Neuromyelitis Optica and Multiple Sclerosis Patients During Relapse. Wang H, Wang K, Zhong X, Qiu W, Dai Y, Wu A, Hu X J Clin Immunol. 2012 May 30. Epub 2012 May 30. PMID: 22644841. Abstract CommentRecommendBookmarkWatch