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Polish Journal of Surgery > 2015 > 87 > 2 > 86-90
Polish Journal of Surgery > 2011 > 83 > 3 > 161-170
Comparative Professional Pedagogy > 2011 > 83 > 3 > 161-170
Polish Journal of Surgery > 2015 > 87 > 2 > 86-90
Polish Journal of Surgery > 2011 > 83 > 3 > 161-170
Comparative Professional Pedagogy > 2011 > 83 > 3 > 161-170