4Mc Parland M, Noble LM, Livingston G. The effectiveness of problenr- based learning compared to traditional teachirtg in undergraduate psychia- try[ J]. Med Educ, 2004,38: 859-867.
5Ozturk C,Muslu GK,Dicle A. A comparison of problem- based and traditional education on nursing students' critical thinking dispositions [J]. Nurse Educ Today, 2008,28 (5) : 627-632.
6Husain A. Problem-based learning:A current model of education[J]. Oman Med J,2011,26(4) :295.
7McLean M, Van Wyk JM,Peters-Futre EM,et al. The small group in problem-based learning:more than acognitive "learning" experience for first-year medical stu- dents in a diverse population [J]. Med Teach,2006,28 (4) :e94-103.
8Cohen-Schotanus J,Muijtjens AM,Schonrock-Adema J,et al. Effects of conventional and problem-based learning onclinical and general eompetencies and career development [ J]. Med Edue, 2008,42 (3) : 256-265.
9NichoU TA,Lou K. A model for small-group problem- based learning in a large class facilitated by one instructor[J]. Am J Pharm Educ,2012,76(6) :117.
10Thurley P, Dennick R. Problem-based learning and radiology [ J ]. Clin Radiol, 2008,63 ( 6 ) : 623-628.