1. Balla, J. (1985). The diagnostic process. A model for clinical teachers. Cambridge, UK: Cambridge University Press.
2. Barrows, H. S. (1983). Problem-based, self-directed learning. JAMA: The Journal of the American Medical Association, 250(22), 3077. http://doi.org/10.1001/jama.1983.03340220045031 .
3. Barrows, H. S., & Feltovich, P. J. (1987). The clinical reasoning process. Medical Education, 21(2), 86–91. http://doi.org/10.1111/j.1365-2923.1987.tb00671.x .
4. Barrows, H. S., & Tamblyn, R. M. (1980). Problem-based learning. An approach to medical education. New York: Springer.
5. Becker, H., Geer, B., Huges, E., & Strauss, A. (1961). Boys in white. Student culture in medical school. Chicago: University of Chicago Press.