title: Erratum to: Spontaneous regression of a parafalcine meningioma in a multiple sclerosis patient being treated with interferon beta-1a.
authors.affiliation: Cardiff and Vale University Health Board, Heath Park, Cardiff, Wales, UK. lukegalloway14@hotmail.com.|Department of Neurosurgery, St. Michael's Hospital, Toronto, Canada. lukegalloway14@hotmail.com.
authors.forename: Luke
authors.initials: L
authors.lastname: Galloway
authors.affiliation: Department of Neurosurgery, St. Michael's Hospital, Toronto, Canada.
authors.forename: Niki
authors.initials: N
authors.lastname: Vakili
authors.affiliation: Department of Neurosurgery, St. Michael's Hospital, Toronto, Canada.
authors.forename: Julian
authors.initials: J
authors.lastname: Spears