TABLE 1.

Bacteria used in this study

StrainespvanASource of isolationReference(s)
E135+Community surveillance44, 45
E155++Hospital outbreak3, 45
E300++Hospital outbreak9, 45
E470++Hospital outbreak40, 45
E745++Hospital outbreak44, 45
E1165+Clinical isolate, wound45
E1172+Clinical isolate, urine45
E1176+Clinical isolate, respiratory tract45