Safety, tolerability, and immunogenicity of 7-valent pneumococcal conjugate vaccine in older infants and young children in China who are naive to pneumococcal vaccination: Results of a phase 4 open-label trial

摘要

Background: This postlicensure study was conducted to assess immunogenicity and safety of PCV7 catch-up regimens in previously unvaccinated older infants and young children in China.