title: [Benign or malignant non-epithelial tumor].
authors.affiliation: Department of Pathology, Tokyo Metropolitan Geriatric Hospital.
authors.forename: Tomio
authors.initials: T
authors.lastname: Arai
authors.forename: Junko
authors.initials: J
authors.lastname: Aida
authors.forename: Kaiyo
authors.initials: K
authors.lastname: Takubo
authors.forename: Haruhiko
authors.initials: H
authors.lastname: Sugimura
authors.forename: Satoshi
authors.initials: S
authors.lastname: Baba
mesh_terms: D004938:Esophageal Neoplasms / Q000473:pathology*; D046152:Gastrointestinal Stromal Tumors / Q000473:pathology; D006801:Humans; D007889:Leiomyoma / Q000473:pathology; D007890:Leiomyosarcoma / Q000473:pathology; D009380:Neoplasms, Nerve Tissue / Q000473:pathology