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A UPGMA dendrogram for patients A to Z, showing percentage matching of wound DGGE fingerprints. Closed triangles, wound debridement samples from which pathogens were isolated; open triangles, wound debridement samples from which pathogens were not isolated; closed circles, contralateral skin samples from individuals with wounds from which pathogens were isolated; open circles, contralateral skin samples from individuals with wounds from which pathogens were not isolated.
