4Ichikawa T, Kitamura T, Nakajima H, et al. Hypervascular hepato-cellular carcinoma: Can double arterial phase imaging with multidetector CT improve tumor depiction in the cirrhotic liver[J]. AJR, 2002,179(3):751.
5Bae KT, Tao C, Gurel S, et al. Effect of patient weight and scanning duration on contrast enhancement during pulmonary muhidetector CT angiography[J]. Radiology, 2007,242(2):582.
6Kazuhiro K, Yoichiro K, Masahiko H, et al. Ring enhancement on T1 weighted GRE images after ferucarbotran administration for hepatic metastasis: Comparison with pathological findings: case report[J]. Radiat Med, 2005, 23(1):175.
7Tschugunow A, Puesken M, Juergens KU, et al. Optimization of scan delay for routine abdominal 64-slice CT with body weight- adapted application of contrast material[J]. Rofo, 2009, 181(7):683.
8Voboril R. Blood supply ofmetastatic liver tumors: an experimental study[J]. Int Surg, 2005, 90(2):71.
9Semelka RC, Hussain SM, Marcos HB, et al. Perilesional enhancement ofhepatie on between MR imaging and histopathologic findings-initial observations[J]. Radiology, 2000, 215(1):89.
