multiple sclerosis 340 http://purl.bioontology.org/ontology/MEDDRA/10039720 http://purl.bioontology.org/ontology/MESH/D009103 http://purl.bioontology.org/ontology/SNOMEDCT/24700007 http://purl.obolibrary.org/obo/DOID_2377 http://purl.obolibrary.org/obo/NCIT_C3243 https://en.wikipedia.org/wiki/Category:Multiple_sclerosis https://en.wikipedia.org/wiki/Multiple_sclerosis https://homosaurus.org/terms/MS https://www.wikidata.org/wiki/Q8277 G35 A demyelinating disease that involves damage to the fatty myelin sheaths around the axons of the brain and spinal cord resulting in demyelination and scarring. MS sclerosis multiple demyelinating disease