title: Case report: primary high grade surface osteosarcoma.
authors.affiliation: Department of Radiology, Princess Margaret Hospital, Kowloon, Hong Kong.
authors.forename: H
authors.initials: H
authors.lastname: Cheung
authors.forename: R L
authors.initials: RL
authors.lastname: Lau
authors.forename: S Y
authors.initials: SY
authors.lastname: Hsu
mesh_terms: D000293:Adolescent; D001859:Bone Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D005260:Female; D006801:Humans; D018217:Osteosarcoma, Juxtacortical / Q000000981:diagnostic imaging* / Q000473:pathology; D013977:Tibia / Q000000981:diagnostic imaging* / Q000473:pathology; D014057:Tomography, X-Ray Computed