Prevalence and mechanisms of macrolide resistance in clinical isolates of group A streptococci from Ontario, Canada
De Azavedo JC;Yeung RH;Bast DJ;Duncan CL;Borgia SB;Low DE;;
Antimicrobial agents and chemotherapy1999Vol. 43pp. -
308
jc1999antimicrobialprevalence
Abstract
A total of 3,205 group A streptoccal isolates were collected in 1997 through a private laboratory which serves community physicians in southern Ontario and which represents a population base of 6 million people. Nonsusceptibility to erythromycin was detected for 67 (2.1%) isolates both by disk diffu …