Published in Physician Law Weekly, October 13th, 2004
"Children who had initially received three doses of either a nonavalent pneumococcal conjugate vaccine containing serotypes 1, 4, 5, 6B, 9V, 14, 18C, 19F, and 23F or placebo at 6, 10, and 14 weeks of age were bled at 9 and 18 months for determination of antibody concentrations. The children were then randomized to receive a booster dose of either the 9-valent pneumococcal conjugate vaccine or a 23-valent polysaccharide vaccine and antibody levels determined one month later," scientists writing in the journal Vaccine report.
"At 9 months, the geometric mean...
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