Volume 25, Number 12—December 2019
Research
High Prevalence of Macrolide-Resistant Bordetella pertussis and ptxP1 Genotype, Mainland China, 2014–2016
Figure 2

Figure 2. Geographic distribution of 335 patients with pertussis diagnosis, China, 2014–2016. Colors indicate different administrative regions. Red circles indicate numbers of patients; the larger the circle, the more patients in the province.
1These authors contributed equally to this article.
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