title: Primary extraosseous osteosarcoma of the lung.
authors.affiliation: Department of Cardiac & Thoracic Surgery, G. Papanikolaou General Hospital of Thessaloniki, Greece. hkarfis@yahoo.gr
authors.forename: Elias A
authors.initials: EA
authors.lastname: Karfis
authors.forename: Theodoros
authors.initials: T
authors.lastname: Karaiskos
authors.forename: Angeliki
authors.initials: A
authors.lastname: Cheva
authors.forename: Georgios E
authors.initials: GE
authors.lastname: Drossos
mesh_terms: D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology* / Q000601:surgery; D008875:Middle Aged; D012516:Osteosarcoma / Q000473:pathology* / Q000601:surgery