6Lee JS,Aldrich JE,Eftekhari A,et al.Implementation of a new undergraduate radiology curriculum:experience at the university of British Columbia[J].Can Assoc Radiol J,2007,58(5):272-278.
7Pinto A,Selvaggi S,Siciguano G,et al.E-learning tools for education:regulatory aspects,current applications in radiology and future prospects[J].Radiol Med(Torino),2008,113(1):144-157.
8Soto JA, Barish MA, Yucel EK, et al. Pancreatic ducts: MR cholangiopan- creatography with a three-dimensional fast spin-echo technigue[J]. Radiology, 1995,196(2) :459-464.