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. Author manuscript; available in PMC: 2012 Jan 3.
Published in final edited form as: Ann Intern Med. 2009 Dec 15;151(12):829–839. doi: 10.1059/0003-4819-151-12-200912150-00157

Figure 4. Percent vaccination to decrease widespread transmission in November with varying vaccine efficacy.

Figure 4

The percent of population requiring vaccination to reduce widespread transmission increases with decreases in vaccine efficacy