Fig. 4From: In vitro elution characteristics of gentamicin-impregnated Polymethylmethacrylate: premixed with a second powder vs. liquid LyophilizationDisk diffusion method for antibiotic susceptibility testing; (4a) Staphylococcus aureus ATCC 25923, (4b) Escherichia coli ATCC 25922Back to article page