VITAMIN B 12 LEVELS IN THE SERUM AND CEREBROSPINAL FLUID IN MILTIPLE SCLEROSIS.
D035843:Biomedical Research; D001774:Blood Chemical Analysis; D002493:Central Nervous System Diseases; D002555:Cerebrospinal Fluid; D006801:Humans; D009103:Multiple Sclerosis; D012598:Sclerosis; D014805:Vitamin B 12
D014805:Vitamin B 12
BLOOD CHEMICAL ANALYSIS; CENTRAL NERVOUS SYSTEM DISEASES; CEREBROSPINAL FLUID; CLINICAL RESEARCH; MULTIPLE SCLEROSIS; VITAMIN B 12