Mila Kwiatkowska Krzysztof Michalik Krzysztof Kielan Computational Representation of Medical Concepts: A Semiotic and Fuzzy Logic Approach. 401-420 2012 Soft Computing in Humanities and Social Sciences http://dx.doi.org/10.1007/978-3-642-24672-2_21 series/sfsc/SeisingG12 db/series/sfsc/SeisingG12.html#KwiatkowskaMK12