Figure 2From: Uptake of meningococcal conjugate vaccine among adolescents in large managed care organizations, United States, 2005: Demand, supply and seasonality Number of 11-16 year-olds vaccinated with MPSV4, for all 5 MCOs combined, 2003-2004. MPSV4 - Meningococcal polysaccharide vaccine; MCO - Managed care organization.Back to article page