Volume 8, Number 12—December 2002
Dispatch
Increasing Fluoroquinolone Resistance in Campylobacter jejuni, Pennsylvania, USA,1982–200111
Figure 2

Figure 2. Fluoroquinolone-resistant Campylobacter, by quarter, 2000–2001. Number of isolates tested for each quarter: Q1: 13, Q2: 13, Q3: 22, Q4: 10, Q5: 16, Q6: 15, Q7: 12, Q8: 14.
1 This study was presented in part at the 11th International Workshop on Campylobacter, Helicobacter and Related Organisms, September 1–5, 2001, Freiburg, Germany.