title: A staging system for thymic epithelial tumors: more discussion is required.
authors.forename: Tomoki
authors.initials: T
authors.lastname: Utsumi
authors.forename: Meinoshin
authors.initials: M
authors.lastname: Okumura
mesh_terms: D002277:Carcinoma / Q000145:classification / Q000401:mortality / Q000473:pathology*; D018450:Disease Progression; D006801:Humans; D009361:Neoplasm Invasiveness; D009367:Neoplasm Staging / Q000379:methods*; D010496:Pericardium / Q000473:pathology; D010994:Pleura / Q000473:pathology; D011379:Prognosis; D013953:Thymus Neoplasms / Q000145:classification / Q000401:mortality / Q000473:pathology*