title: Dedifferentiated liposarcoma of the retroperitoneum with osteosarcomatous component.
authors: Paolo
authors: P
authors: Aurello
authors: Edoardo
authors: E
authors: Virgilio
authors: Dario
authors: D
authors: Sirimarco
authors: Luciano
authors: L
authors: Novi
authors: Francesco
authors: F
authors: D'Angelo
authors: Giovanni
authors: G
authors: Ramacciato
mesh_terms: D002471:Cell Transformation, Neoplastic / Q000473:pathology*; D005260:Female; D006801:Humans; D008080:Liposarcoma / Q000175:diagnosis*; D008297:Male; D012983:Soft Tissue Neoplasms / Q000175:diagnosis*; D009626:Terminology as Topic