title: Letter to the Editor: Early achievements of Hans Brun in the surgery of intramedullary tumors.
authors.affiliation: Hôpitaux Universitaires de Genève, Geneva, Switzerland; and|Kantonsspital St. Gallen, Switzerland.
authors.forename: Martin N
authors.initials: MN
authors.lastname: Stienen
authors.affiliation: Hôpitaux Universitaires de Genève, Geneva, Switzerland; and|Kantonsspital St. Gallen, Switzerland.
authors.forename: Werner
authors.initials: W
authors.lastname: Surbeck
authors.affiliation: Hôpitaux Universitaires de Genève, Geneva, Switzerland; and|Kantonsspital St. Gallen, Switzerland.
authors.forename: Gerhard
authors.initials: G
authors.lastname: Hildebrandt
mesh_terms: D000124:Achievement; D001858:Bone Nails; D006801:Humans; D009369:Neoplasms