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Polish Journal of Surgery > 2011 > 83 > 1 > 19-26
Comparative Professional Pedagogy > 2011 > 83 > 1 > 19-26
Open Chemistry > 2010 > 8 > 3 > 576-581
Open Chemistry > 2010 > 8 > 3 > 576-581
Polish Journal of Surgery > 2011 > 83 > 1 > 19-26
Comparative Professional Pedagogy > 2011 > 83 > 1 > 19-26
Open Chemistry > 2010 > 8 > 3 > 576-581
Open Chemistry > 2010 > 8 > 3 > 576-581