Tenover FC, et al. Ability of clinical laboratories to detect antimicrobial agent- resistant enterococci [published erratum appears in J. Clin. Microbiol. 31: 3081, 1993]. J. Clin. Microbiol. 31: 1695-1699, 1993. PubMed: 8349745 Swenson JM, et al. Molecular characterization and multilaboratory evaluation of Enterococcus faecalis ATCC 51299 for quality control of screening tests for vancomycin and high-level aminoglycoside resistance in enterococci. J. Clin. Microbiol. 33: 3019-3021, 1995. PubMed: 8576364 Performance Standards for Antimicrobial Disk Susceptibility Tests; Approved Standard - 9th Edition. Wayne, PA. Clinical and Laboratory Standards Institute; CLSI M2-A9.
