Ernest Muthomi Mugambi Andrew Hunter Giles Oatley Richard Lee Kennedy Polynomial-fuzzy decision tree structures for classifying medical data. 81-87 2004 17 Knowl.-Based Syst. 2-4 http://dx.doi.org/10.1016/j.knosys.2004.03.003 db/journals/kbs/kbs17.html#MugambiHOK04