Speak To Analyst Global Multiple Sclerosis Market Size, Share & Trends Analysis Report By Types (PPMS, PRMS, RRMS, SPMS) By Diagnostics Technologies (MRI, Evoked Potential Test, Spinal Fluid Test, and Others) By Mode of Administration (Injectable Agents, Oral Agents, and Intravenous Therapy) By Drug Class (Immunomodulators, and Immunosuppressant) Forecast, 2021-2027