Techniques used by 'expert' and 'non-expert' tutors to facilitate problem-based learning tutorials in an undergraduate medical curriculum
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Trends in research on the tutor in problem-based learning: Conclusions and implications for educational practice and research
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Do we all mean the same thing by problem-based learning? a review of the concepts and a formulation of the ground rules
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Problem design in problem-based learning: Evaluating students' learning and self-directed learning practice
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