Fig. 2From: Clinical features and characteristics of Clostridium difficile PCR-ribotype 176 infection: results from a 1-year university hospital internal ward studyA Minimum Spanning Tree of C. difficile ribotype 176 isolates (Bionumerics v5.0, Applied Maths). The numbers in the circles represent C. difficile PCR-ribotype 176 isolate number. The numbers in the lines represent the sum of tandem repeat differences between isolatesBack to article page