4Donner R S, Bickley H. Problem based learning in American medical education: an overview [ J ]. Bulletin of Medical Library Association, 1993, 81 (3) : 294 - 298.
6Neville A J, Morman G. PBL in the undergraduate MD program at McMaster University: three iterations in three decades[ J]. Aca- demic medicine, 2007, 2(4) : 370 - 374.
7Dolmans D, De Grave W, Wolthagen I, et al. Problem based learning: future challenges for educational practice and research [J]. Medical Education, 2005, 39(7): 732-741.
8ROGERS,PAUL L,JACOB,HERBERT,et al.Quantifying Learning in Medical Students during a Critical Care Medicine Elective:A Comparison of Three Evaluation Instruments[J].Critical Care Medicine,2001,29(6):1268-1273.
9BRROMLEY,LESLEY M.The Objective Structured Clinical Exam-Practical Aspects[J].Current Opinion in Anaesthesiology,2000,13(6):675-678.
10QUYANG RY,JIANG YS.Discussing on clinical medical education reformation from Global Minimum Essential Requirement[J].China Journal of Modern Medicine,2004,14(22):153-155.Chinese.
