6Gilkison A. Problem-based learning tutor expertise : the need for different questions[J]. Medical Education,2004,389(2) :921-926.
7Rendas AB, Fonseca M, and Pinto PR, et al. Toward meaningful learning in undergraduate medical education using concept maps in a PBL pathophysiology course [ J]. Adv Physiol Educ, 2006, 30( 1 ):623-29.
8O' Neill PA. Problem-based learning alongside clinical experience: reform of the Manchester curriculum [ J ]. Educ Health, 1998,11 ( 1 ) : 37-48.
9Srinivasan M, Wilkes M, Stevenson F, et al. Comparing problem-based learning with case-based learning: effects of a major curricular shift at two institutions [ J]. Academic Medicine, 2007,82(1 ) : 74-82.
10Butler R, Inman D, and Lobb D. Problem-based learning and the medical school: another case of the emperor's new clothes? [J]. Adv Physiol Educ, 2005,29(4) : 194-196.
