1. Amador J. A., Miles L., Peters C. B., (2006), The practice of problem based learning , Wiley
2. Atkin J. M., Karplus R., (1962), Discovery or invention? Sci. Teach. , 29 , 45–51
3. Barrows H. S., (1986), A taxonomy of problem-based learning methods, Med. Educ. , 20 , 481–486
4. Barrows H. S., (1996), Problem-based learning in medicine and beyond: a brief overview. New Dir. Teach. Learn. , 68 , 3–12
5. Chen H., Cohen P., Chen S., (2010), How big is a big odds ratio? Interpreting the magnitudes of odds ratios in epidemiological studies, Commun. Stat. Simul. Comput. , 39 , 860–864