Factors Related to Increasing Prevalence of Resistance to Ciprofloxacin and Other Antimicrobial Drugs in Neisseria gonorrhoeae, United States
Edward Goldstein , Robert D. Kirkcaldy, David Reshef, Stuart Berman, Hillard Weinstock, Pardis Sabeti, Carlos Del Rio, Geraldine Hall, Edward W. Hook, and Marc Lipsitch
Author affiliations: Harvard School of Public Health, Boston, Massachusetts, USA (E. Goldstein, M. Lipsitch); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (R.D. Kirkcaldy, S. Berman, H. Weinstock); Oxford University, Oxford, UK (D. Reshef); Harvard University, Cambridge, Massachusetts, USA (P. Sabeti); Emory University, Atlanta (C. Del Rio); Cleveland Clinic, Cleveland, Ohio, USA (G. Hall); University of Alabama at Birmingham, Birmingham, Alabama, USA (E.W. Hook); and Jefferson County Department of Health, Birmingham (E.W. Hook)
Figure 2. . . . . Semiannual prevalence of the ciprofloxacin (Cipro)–resistant type of Neisseria gonorrhoeae for men who have sex with men (A) and heterosexual men (B), stratified by resistance characteristics to tetracycline (tet) and penicillin (pen).
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