TNFSF13B and myeloid sarcoma: In MS patients, only CSF concentration of BAFF and CCL-3 associated with both IgGIF (OR: 1.0, p = 0.0037 and OR: 1,000.0, p = 0.008) and IgGOB (OR: 1.0, p = 0.039 and OR: 1,000.0, p = 0.021) (Supplementary Material 4).