2Kim T, Federle MP, Baron RL, et al. Discrimination of small hepatic hemangiomas from hypervascular malignant tumors smaller than 3 cm with three-phase helical CT. Radiology, 2001, 219:699-706.
3Yamashita Y, Ogata I, Urata J, et al. Cavernous hemangioma of the liver: pathologic correlation with dynamic CT fingings. Radiology, 1997, 203:121-125.
4Jang HJ, Choi BI, Kim TK, et al. Atypical small hemangiomas of the liver:"Bright dot"sign at two-phase spiral CT. Radiology, 1998, 208:543-548.