@article{2953264, title = "Therapeutic plasma exchange combined with immunomodulating agents in secondary progressive multiple sclerosis patients", author = "Grapsa, Eirini and Triantafyllou, Nicolaos and Rombos, Antonios and Lagouranis, Antonios and Dimopoulos, Meletios-Athanasios", journal = "Therapeutic Apheresis and Dialysis", year = "2008", volume = "12", number = "2", pages = "105--108", publisher = "Blackwell Publishing Asia Melbourne, Australia", issn = "1744-9979, 1744-9987" }