Malignant hemangiopericytoma: Computed tomography and magnetic resonance imaging

Enzinger, 1976, Hemangiopericytoma: An analysis of 106 cases, Hum Pathol, 7, 61, 10.1016/S0046-8177(76)80006-8 McMaster, 1975, Hemangiopericytoma: A clinicopathologic study and long-term followup of 60 patients, Cancer, 36, 2232, 10.1002/cncr.2820360942 Shin, 1979, Primary hemangiopericytoma of lung: Radiography and pathology, AJR, 133, 1077, 10.2214/ajr.133.6.1077 Alpern, 1986, CT appearance of hemangiopericytoma, J Comput Assist Tomogr, 10, 264, 10.1097/00004728-198603000-00018 Nunnery, 1981, Hemangiopericytoma: A light microscopic and ultrastructural study, Cancer, 47, 906, 10.1002/1097-0142(19810301)47:5<906::AID-CNCR2820470516>3.0.CO;2-W Waldo, 1977, The ultrastructure of vascular tumors: Additional observations and a review of the literature, Pathol Ann, 12, 279 Schirger, 1958, Hemangiopericytoma recurring after 26 years, 33, 347 Stark, 1986, Detection of hepatic metastasis: Analysis of pulse sequence performance in MR imaging, Radiology, 159, 365, 10.1148/radiology.159.2.3008212 Ohtomo, 1985, Hepatic tumors: Differentiation by transverse relaxation time (T2) of magnetic resonance imaging, Radiology, 155, 421, 10.1148/radiology.155.2.2984719