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9. National Committee for Clinical Laboratory Standards. Approved standards M2-A7. Performance standards
for antimicrobial disk susceptibility tests. 7th Ed. Villanova, PA. 2000.

10. 2. National Committee for Clinical Laboratory Standards. Approved standards M7-A5. Methods for dilution
antimicrobial susceptibility tests for bacteria that grow aerobically. 5th Ed. Villanova, PA. 2000.
11. National Committee for Clinical Laboratory Standards. Performance Standards for Antimicrobial
Susceptibility Testing. Sixth Informational Supplement; NCCLS Document M100-S10, Villanova.USA 2000.
12. Sahm, D.F., Neuman, M.A., Thornsberry, C., McGowan, J.E.: Cumitech 25. Current Concepts and
Approaches to Antimicrobial Agent Susceptibility Testing. American Society for Microbiology. Washington
DC. 1988.
13. Isenberg, H.D.: Clinical Microbiology Procedures Handbook. Vol:1, Section 5, American Society for
Microbiology, 2000.