6O'NEILL P, DUPLOCK A,WILLIS S. Using clinical experience in discussion within problem-based learning groups [J]. Adv Health Sci Educ Theory Pract, 2006, 11(4): 349-363.
7CLARK CE. Problem-based learning:, how do the outcomes compare with traditional teaching[J]. Br J Gen Pract, 2006, 56 (530): 722-723.
