Volume 18, Number 1—January 2012
Research
Modeling Insights into Haemophilus influenzae Type b Disease, Transmission, and Vaccine Programs
Figure 2

Figure 2. Observed and simulated incidence of invasive Haemophilus influenzae type b in children <5 years of age in 3 populations: (A) United States; (B) England and Wales; (C) Alaska Natives. PRP-OMP, Hib polyribosylribitol phosphate polysaccharide conjugated to Neisseria meningitidis outer membrane protein; HbOC, Haemophilus b conjugate vaccine; PRP-T, polyribosylribitol phosphate polysaccharide conjugated to tetanus toxoid.
1Current affiliation: Group Health Research Institute, Seattle, Washington, USA.