Enterococcus spp. and Imipenem
Concentration
(μg/ml)
32
28.8
25.6
22.4
19.2
16
12.8
9.6
6.4
3.2
Imipenem
32
2
Imipenem
8
4
Imipenem
16
4
1
2
3
MIC50
MIC90
Strain Number