Volume 18, Number 11—November 2012
Research
Lack of Cross-protection against Bordetella holmesii after Pertussis Vaccination
Figure 1

Figure 1. . . . Bordetella holmesii cases in Massachusetts, USA. A) Nasopharyngeal specimens culture-positive for B. holmesii infection as confirmed by the Massachusetts Department of Public Health, by year, 2005–2009. B) Age distribution of case-patients with B. holmesii infection during 2005–2007 (cases shown in the Table).