The roentgen appearance of benign osteoblastoma.
D001859:Bone Neoplasms; D006801:Humans; D009369:Neoplasms; D018215:Osteoblastoma; D012516:Osteosarcoma / Q000000981:diagnostic imaging*; D011859:Radiography; D012509:Sarcoma
SARCOMA, OSTEOGENIC/radiography