Neurofilament Light Chain ,Chitinase-3 Like-1 Proteins and Plasmacytoid Dendritic Cells in Multiple Sclerosis

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• 3-Anticoagulant medication, coagulopathies and uncorrected bleeding diathesis. 4-Congenital spine abnormalities. 5-Local skin infection at the puncture site. 6-Not fulfill Macdonald criteria.