Gerald Schaefer Tomoharu Nakashima Yasuyuki Yokota Hisao Ishibuchi Cost-Sensitive Fuzzy Classification for Medical Diagnosis. 312-316 2007 CIBCB http://ieeexplore.ieee.org/xpls/abs_all.jsp?isnumber=4221193&arnumber=4221238&count=69&index=44 conf/cibcb/2007 db/conf/cibcb/cibcb2007.html#SchaeferNYI07