Immunogenicity and reactogenicity of a 13-valent-pneumococcal conjugate vaccine administered at 2, 4, and 12 months of age: a double-blind randomized active-controlled trial. by Snape, MD, Klinger, C, Daniels, E, John, T, Layton, H, Rollinson, L, Pestridge, S, Dymond, S, Galiza, E, Tansey, S, Scott, D, Baker, SA, Jones, T, Yu, L, Gruber, W, Emini, E, Faust, SN, Finn, A, Heath, P, Pollard, A