Davis Pc,Hudgins,Peterman SB,et al. Diagnosis of cerebral met astasis; double-dose delayed CT VS contrast-enhanced MR imaging[J].AJNR,1991 ,12:293-300.
[2]
Sze G, milano E, Johnson C, et al. Dectection of brain metastase s: co mparison of contrast-enhanced MR with unenhanced MR and unenhanced CT[J].AJNR ,1990,11:785-791.
Ikedac Y. Analysis of Peritumoral edema with special reference to the value of contrast-enhanced CT scan and and dymamic CT scan[J].No To Shin kei, 1984,36:1055-1058.
