Figure 1From: Antibody responses to intradermal or intramuscular MF59-adjuvanted influenza vaccines as evaluated in elderly institutionalized volunteers during a season of partial mismatching between vaccine and circulating A(H3N2) strainsOne and 6 months post-vaccination GMT against the three 2011-12 influenza vaccine components adjusted according to pre-vaccination titers. $: p < 0.05; $$: p < 0.01 comparing the two vaccine groups.Back to article page