5Patel T.Increasing incidence and mortality of primary intrahepatic cholangiocarcinoma in the United States[J].Hepatolo gy,2001,33(6): 1353-1357.
6Wallner BK,Schumacher KA,Weidenmaier W,et al.Dilated biliarytract:evaluation with MR cholangiography with a T2-weighted contrast-enhanced fast sequenee[J].Radiology, 1991,181 (3):805-808.
7Lira JH.Cholangiocarcinoma:morphologic classification according to growth pattern and imaging findings[J].AJR,2003,181:819-827.
8Lee WJ,Lim HK,Jang KM,et al.Radiologic spectrum of cholangiocarcinoma:emphasis on unusual manifestations and differential diagnoses[J].Radiographics,2001,21:97-116.
9Chfistodoulou A, Apostolu T,Teezidis I. Morphometric characteristics of the thoracic and lumber pedicle in the Greek population[J]. Stud Health Technol inform,2002,91 : 104-108.