6Famer EA. Faculty development for problem-based learning[J]. Eur J Dent Educ,2004,8(2):59-66.
7Allen K1, More FG. Clinical simulation and foundation skills: an integrated muhidiscip linary approach to teaching[J]. J Dent Educ,2004,68(4) :468-474.
8Groves M, Rego P, O' Rourke P. Tutoring in problem -based learning medical curricula: The influence of tutor background and style on effectiveness[J]. BMC Medical Education, 2005,5 (1) : 20.