Amir, Mohammed Giant dedifferentiated retroperitoneal liposarcoma. [electronic resource] - Journal of the College of Physicians and Surgeons--Pakistan : JCPSP Sep 2011 - 569-71 p. digital Publication Type: Case Reports; Journal Article ISSN: 1681-7168 Standard No.: 09.2011/JCPSP.569571 doi Subjects--Topical Terms: AgedFatal OutcomeFemaleHumansIleus--etiologyLiposarcoma--diagnosisLung Neoplasms--secondaryRetroperitoneal Neoplasms--diagnosis